Spm Trial 2010 Physics Qa Penang

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4531t1

2.

3.

The following

informations

maybe

useful. The

symbols

have their

usual

meaning.

llaklumat beikut

mungkin

beiaedah.

Simbol-simbol

mempunyai

makna

yang

biasa.

I.

V-U

a=-

v2

=

u2

+2as

s

=

ut

+lat'?

2

momentum, p

=

mV

F=ma

kinetic

enerqv

=

]mv'

-'2

1-

tenaga kinetik

=

^mv'z

2

gravitational

potential

energy

=

mgh

tenaga

keupayaan gravtty

=

mgh

1

elastic

potential

energy

=

:Fx

2

1

tenaga

keupayaan gnviti

=

=Fr

m

pressure,

p

=

pgh

tekanan,p

=

Wh

F

Pressure,

p

=-

tekanan.

D

=L

heat,

Q=mce

haba,

Q

= mcg

heat,

Q

=

ml

haba,

Q

=

ml

PY

=

"on.1"n1

PV

-

=

pematar

7.

5.

6.

10.

't1.

12.

13.

14.

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'15.

E

=

m

c2

'16.

v=fA

17'

-

enerov

Power,

P

=

-_:1

|me

, _

tenaaa

KUaSa,V

=

-

-------=-

masa

18.

111

-=-+-

f

uv

19.

ax

A=-

D

20.

sin

i

n=-

stn

r

21.

realdeoth

n=

apparent

depth

-

kedalaman

sebenar

kedalaman

nyata

22.

Q=It

23.

V=IR

24.

Power,P=IV

Kuasa,P=IV

25. N

\/

_E

=

_:-r

Np

vp

26.

| \/

efficiencY

=

-s---t'

*

1

99o7o

'p

tp

t\/

ke6sl

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4531t1

1

Penang

FM

is transmitted

with a frequency

of 95.7 MHz.

This

frequency

is equal

to

Penang

FM

dipancar

dengan

frckuensi

95.7

MHz. Frekuensi

ini

sama

dengan

A

9.57

x

105

Hz

B

9.57

x

106

Hz

C

9.57 x

107 Hz

D

9.57 x

108 Hz

.

?

Which

of the

following

physical

quantities

is

not

a base

quantity?

Antare

kuantitifizik

beikut

yang

manakah

bukan kuantiti

asas?

A

Time

Masa

B

Mass

Jisim

C

Weight

Berat

D

Electric

current

Arus

elektik

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4531tl

The

displacement

-

time

graph

in

Diagram

1 belorv shows

lhe motion

of an obiect.

Graf

sesaran

-

masa

dalam

Rajah 1

di

peryerakan

satu obiek.

5

Diagram

1

Raiah

I

Which

velocity

-

time

graph

represents

the

motion of the

object?

G'af

halaju -

masa

yang

manakah

mewakiti

petgerakan

objek

itu?

D v

{ms-r1

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s

(m)

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4531t1

5

Diagram

2

below

shows

the

paftem

of oil dripping

at a constant

rate

from

a moving

car.

Rajah

2 di bawah

corak

mihyak

menitis

seragam

dari kereta yang

sedang

bergerak.

oaaaaoo

Diagram

2

Rajah

2

Which

of the

following

describes

the motion

of the

car?

Antara yang

beikut,

yang

manakah

menghunikan gerakan

kereta

tersebut?

Constant

velocity

fotlowed

by acceleration

Halaju

seragam

diikuti

dengan

pecutan

Acceleration

followed

by

constant

velocity

Pecutan diikuti dengan halaju

sengam

Deceleration

followed

by constant

velocity

Nyahpecutan

diikuti

dengan

halaju

sengam

Constant

velocity

followed

by deceleration

Halaju

seragam

diikuti

dengan

nyahpecutan

SULIT

direction

of

movement

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4531t1

6

Table

1

shows

the

resurts

of

an

experiment

to investigate

the

rerationship

between

and

eltension

when

a

spring

is stretched.

keputusan

suatu

ekspeimen

untuk

menyiasat

hubungan

antan

beban

dan

pemanjangan

apabila

satu

spring

dircgangkan.

Eeban

F

(N)

Extension

Pemanjangan

x

(cm)

108

1.0

150

ID

2no

2.8

250

300

3.0

Table

I

1

The

original

length

of the

spring

is /"

=

19.9

cm.

What

is the

.esponding

variable?

Panjang

asal

sping

ialah

t.=

10.0

cm.

Apakh pembotehubah

yang

bergerakbalas?

A

F

Beban,

F

B

Extension,

x

Pemanjangan,

x

C

Diameter

of the

spring

used

Diameter

spring

yang

digunakan

D

Original

length

of the

spring

/o

=

10.0

cm

Panjang

asal

sping

lo=

10.0

cm

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453111

7

Diagram

3 shows

trolley A

and

lrolley

B of

same mass.

Rajah

3

trcti A

dan

troli B

yang

mempunyai

jisim

yang

sama.

Ui

Before

collasion

Sebelum perlangaaran

Plasticine

At rest

After collision

Selepas

Perlawaran

Trolley

A

Trolley

B

Troli

A

Troli

B

Plastisin

Pegun

Trolley

A

Troti

A

Troley

B

Troli

I

Diagram

3

Rajah

3

Which

comparison

is

true for

the velocity

of trolleys

A and B

after collision?

Peftandingan

manakah

benar

mengenai halaju

troti

A dan

B

setepas

pelanggaran?

Trolley

A

Trolley

B

Increases

Beftambah

Increases

Beftambah

lncreases

Beftambah

Decreases

Berkunng

Decreases

Befuunng

Increases

Beftambah

Unchanged

Tidak

berubah

Unchanged

Tidak berubah

A

B

c

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4531t1

Diagram

4

shows an object

of mass 2 kg is falling from

a

height

of 60

m from the

ground.

At

which

position

the object

has the

highest

gravitationai potential

energy?

Rajah 4

objek berjisim 2 kg

sedang

jatuh

ketinggian

60 m

dari

tanah.

Di

kedudukan

manakah objektersebut

mempunyai tenaga keupayaan

graviti yang paling

tinggi?

Diagram

4

Rajah

4

l0

AR

BS

CT

DU

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R.-J---

---

"-[

|

l:lf{

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ll

Diagram

5 shows

a boy

pulling

a box.

Rajah

5

seorang

budak

sedang

menarik

sebuah

kotak

Diagram

5

Rajah

5

Calculate

the acceleration

of the

box.

Hitungkan

pecutan

kotak

itu.

A

5.00 m

s-'z

B

6.67

m

s-2

C

11.67

m s-2

D

20.00

m s-2

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t2

4SjM

1O

Diagram

6

shows

a

graph

of force, F

against the extension,

r

for springs

X

and

y.

Rajah

graf

daya,

F

melawan

pemanjangan,

x untuk sping X dan

Y.

x (cm)

Diagram

6

Rajah 6

What

is

the @nclusion derived

from the

graph?

Apakah

kesimpulan

yang

diperolehi

graf

itu?

Spring X is ionger

Sping X

lebih

panjang

The

wire

cf the ccils of spring

X

is

thicker

Wayar

gegelung

sping

X

lebih tebal

The

diameter of the

coils of spring

X is

bigger

Diameter

gegelung

sping X lebih

besar

Both

of the same material

Kedua4ua

sping diperbuat

yang

sama

F

(N)

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4531t1

11

Diagram

7

shows

a

wooden

block

experiences an

acceleration when

it is

pulled

by

a force, F.

The

frictional

force,

fof

I

O N acting

on the wooden

block.

Rajah

7,

sebuah

bongkah kayu

mengalami

pecutan

bita ditarik

dengan

daya, F.

Daya

geseran,

f

sebenyak

10

N

beftindak

ke

atas

bongkah

kayu

itu.

Diagram

7

Rajah

7

Calculate the

force.

F

Kra

daya,

F

Equals to

'10

N.

Sama dengan

10 N

Greater

than 10

N.

Lebih

besar

dai 10

N

Smaller

than

10

N.

Lebih

kecll dai

10

N

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frictional

force,

f=

10N

daya

ge;ercn,

f

=

70N

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4531t1

12

Which

of the

following

can

be done

to

increase the kinetic

energy of

gas

molecules

in an air-tight

container?

Manakah

yang

berikd

dapat

dilakukan untuk

menambah tenaga

kinetik molekul-molekul

gas

dalam

satu

bekas

yang

kedap

udan?

A Increase

the volume

ofthe container.

Menambah

bekas

B

Decrease

the volume

ofthe container.

Mengurang

bekas.

C Increase

the

temperature

of the contalner

Menambah

suhu

bekas.

D

Decrease

the temperature

ofthe

container.

Mengunng

suhu

bekas

3

The density

of substance

X is 250 kgm

-3.

In which liquid will substance

X

floats?

Ketumpatan

bagi bahan

X

ialah

250 kg

ffi3.

Cecair

manakah

bahan

X

akan

tenpung?

Liquids

cecair

Density

(kgm'3)

Ketumpatan (kgma)

P

180

o

240

250

S

260

A

B

c

D

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l5

14

Which

of the following

operates

due

to

the

pascal's

principle?

Manakah

antara

berikut

beroperasi

berdasafuan

pinsip

pascal?

A

Aerofoil

Aerofoil

B

Lift

pump

Pam

angkat

C Hydraulic

brakes

Brek

hidnulik

15

When water

boils

at

100

oC,

the

heat

absorbed

by

the

water

Apabila

air mendidih

suhu 100

oC,

haba

yang

diserap oleh

air

A

lost to the

sunoundings

hilang

ke

pe

rsekitaran

B

Breaks

the bonds

between

the water

molecules

Memutuskan

ikatan

antara molekul-molekul

air

C

Makes

the steam

molecules

moves randomly

Membuat

molekul-molekul

stim bergenk

secan

nwak

D

Increases

the

kinetic

energy

oflhe

water molecules

Meningkatkan

tenaga

kinetik

molekul-molekul

air

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l6

16

Diagram

I

shows

a Bernoulli's

tube.

Air is blown from

right to left.

Rajah

sebuah

tiub

Bemoulli.

lJdam

ditiup

dai anh

kanan ke

kii.

a-

air

flow

aliran

udara

Diagram

8

Rajah 8

Which

of

the

following

diagram

shows the

correct

level of

water

in

tube

p,

e,

R

and S?

Rajah

yang

ams air

yang

betul

tiub

p,

e,

R

and S?

-)-it-f

ui.no*

-LJ-I

oirRo,

aliran

udara

aliran udara

aliran

udara

aliran

udara

4531t'l

water

air

water

air

tt/ate

r

air

c

-)--/--l

ui.Ro*

.-

air flov,

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17

4531t1

17

Diagram

I

shows a

hydraulic

pump.

Rajah

sebuah

pam

hidraulik.

piston

X

omhoh

X

sectional

area

x

liquid

cecair

piston

Y

omhoh

Y

sectional

area

Y

Iuas

keratan

/€nlas

Y

luas

keratan

r€ntas

X

Diagram

I

Rajah 9

Which

of the

following

is

true

pump?

Antan

beikut, yang

manakah

benar

tentang

pam

hidreulik?

Force,

F is

the same

as

the

weight

of

the

Daya,

sama

dengan

bent beban, W.

Force,

F is

greater than

lhe

weight

of

the

W.

Daya,

F

lebih

besar

bent

beban,

W

The

pressure

on X is

the same

as the

pressure

on

y.

Tekanan parla

X

sama

dengan

tekanan

y

The

pressure

on

Y is

greater

than

the

pressure

on X.

Y

lebih

besar

tekanan

X.

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18

Diagram

'10

shows

a wooden

blockfloating

on waterwith a

metal

weight

placed

on

it.

Rajah

satu

blok kayu

terapung di atas

air dengan satu

pemberat

logam

diletakkan di

atasnva.

Diagram 10

Rajah

10

Which

of the

following

graphs

correctly

represents

the relationship

between the

buoyanl

force,

F

and the

deDth. h?

Antara

gnf

berikut,

yang

manakah

betul tentang hubungan di antara daya

tujah, F dan

kedalaman.

h?

18

A

c

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l9

4531tI

19

Diagram

'11

shows

an

ice cream

into a

hot coffee.

Rajah

11

ais

kim

ditambahken

ke

dalam

kopi

panas.

Diagram

11

Rajah

11

Which

statement

is correct

if there

are

no heat losses

to

the

surroundings?

Pemyataan

yang

manakah

betut

jika

haba

ke

persekitaran?

Heat gained

by ice

cream

is iess

than heat

lost

by

hot coffee

Haba

yang

diterima

oleh

aiskim

haba

yang

oleh kopi

panas

Heat

gained

by ice

cream

is

more

than heat lost

by hot

coffee

Haba

yang

diteima

oleh aiskim

banyak

haba

yang

oleh

kopi

panas

Heat

gained

by

ice

cream

is equal

to heat lost

by hot

coffee

Haba

yang

diterima

oleh

ais

sama

dengan

haba

yang

oteh

kopi

panas.

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20

453'U1

20

Which

of the following

graphs

correctly

shows the change in volume, V with temperature,

g

at a

constant

pressure

for

a

gas?

Yang

manakah-antara

graf

beikut

perubahan

V

dengan

suhu,

0

tekanan tetap untuk suatu

gas?

A

v

(m3)

v

(m'i

v

(m*)

v

(mt)

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4531t1

1

?7

Heat

energy

is

suppried

at the

same

rate

to 100

g

of

paraffin

and 1oo

g

of water

in

simirar

containers.

The

temperature

of the

paraffin

rises

faster.

This is

because

the

paraffin

Tenaga

haba

dibekalkan

dengan

yang

sama

1O0g

pamffin

dan

1OO

g

air

di

dalam

bekas

yang sama.

suhu parafin meningkat dengan

rebih

cepat.

tnidisebabkan parafin

A

is

denser

lhan water

lebih

tumpat

air

B

ls less

dense

than

water

kurang

tumpat

air

C

has

a smaller

specific

heat

capacity

than

water

mcmpunyai

muatan haba

tentu

yang

air

D

has a larger

specific

heat capacity

than water

mempunyai

muatan

haba tentu

yang

tinggi

air

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22

41g1t1

?2

Diagram

12

shows a manometer.

The atmospheric

pressure

is

760

mmHg

and the

difference

in

the

mercury

level

of

a

manometer

measuring

the

pressure

of

a

gas

is 40

mm.

What is

lhe

pressure

of the

gas

in mmHg?

Rajah

12

satu

manometer.

Dibei

tekanan atmosfera

iatah

760

mmHg

dan

a6ls

pehezaan

merkui

dalam

manometer

ialah 40 mm.

Krakan tekanan

gas yang

disalufuan

datam

unit

mmHg?

Diagram 12

Rajah 12

760 mmHg

720

mmHg

800 mmHg

780

mmHg

A

B

c

D

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A

ray

of

red light

traveling

in

grass

strikes

the

grass-air

boundary.

some

right is

refrected

and

some

is

refracted.

Which

diagram

shows

the

paths

of the

rays?

Satu

sinaran

cahaya

merah

merambat

di dalam

kca menghentam

permukaan

kaca-udara.

Sebahagiannya dipantulkan dan sebahagiannya

pula

yang manakah

antara

njah

be

rikut

men

unju kkan

sinann

tersebut?

A;

D

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Diagram

15 shows

a student

looking

at

a

plane

mirror.

Rajah

15

seonng

pelajar

sedang

melihat kearah

cermin

satah

plane mirror

cermin

satah

Diagram

15

Rajah 15

The

irnage

observed

by

the

studeft

ts

hej

yang

diperhatikan

oleh

pelajar

A

PHYSICS

bHlelce

?cteYHq

scls

Hd

c

D

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suLlr

26

459'lt1

/

A

periscope

is

right

prisms-

which of

the

following

diagrams

represents

the

structure of the

periscope?

Satu

peiskop

dipefuuat

dua

pisma

bersudut

tegak.

Antara

rajah

beikut

yang

ma nakah

mewakili

strul

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SULIT

?8

The

diagram

16 shows

the

arrangement

of two convex lenses

to

make a simple astronomical

telescope.

The

iocal length

of

the

lens

O is f" and

the focal

length of lens

E

is

fE

Rajah

16

susunan

dua

kanta cembung

untuk

membina

satu

teleskop

astronomi

ringkas.

Panjang fokus

bagi

kanta

fo

dan

panjang

fokus

bagi kanta

E

ialah

fE.

lens

O

13p16

g

kanta

O

Diagram

16

Rajah

16

Which

of the

following

statements

is not

correct?

Antara

pemyataan

beikut,

yang

manakah salah?

A

f" is

longer

than

f€

fo lebih

panjang

fE

B

The

power

of lens O

is

lower than lens

E

Kuase bagi

kanta O

lebih rendah

dai kanta E

C

The

image

of lens O

is

real whereas

the irnage of lens

E is virtuar

lmej

bagi

kanta

O

nyata sementara

imej bagi

D The

distance

between

lens O and lens E

is

greater

than

(f.

+

fE)

Jarak

di

antara

kanta

O dan

kanta E lebih besar

dai

(fo

+

fE)

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4531t1

Diagram

18

shows

a ball

floating

in a

water tank.

Rajah 18

sebiji

bota

terapung

di

dalam

sebuah tangkiair.

Diagram

18

Rajah

18

Wtrich

of

the

following

is

lhe

correct

movement of the ball, when

the wave

passes?

Antan

beikut

yang

manakah

benar

mengenai

pergenkan

bola

apabita

gelombang

melatuinya?

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Hat

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30

4531tl

31

Which

diagram

shows

an example

of a longitudinal

wave?

Rajah

yang

manakah

contoh gelombang

membujut?

lamp

lampu

Light

traveling

from a lamp

to

a screen.

Cahaya

merambat

dai

sebuah

lampu ke

skin

A

water

ripple

caused

by

a vibrator

moving

up

and

down

Riak

gelombang

air

dihasilkan olen penggetar

heryetar

atas

dan bawah.

A spring

pushed

up and

down

Sping

digerakkan

ke atas

dan ke

bawah

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31

ULIT

4531tl

32

Diagram

19(a)

and

diagram

19(b)

show displacement-time graph

and displacement

distance

graph

respectively

for

a wave.

Rajah

19(a)

dan rajah

19(b)

masing-masing

graf

sesaran

_masa

dan

graf

sesann-

jarak

bagi satu gelombang.

displacement

sesaran (cm)

10

0.1

o.z

0.3

0.4

time

(s)

masa

(s)

UU

Diagram

19(a)

Rajah 19(a)

displacement

(cm)

sesaran

(cm)

10

What

is

the velocity

of the

wave?

Benpakah

halajl gelombang

itu?

A

20

cms-l

B

30cms1

C

40

cms-1

D

50

cms-1

4531,t't@

zoto

Hat cipta pKpsM

putau pinang

Diagram

19(b)

Rajah

19(b)

distancetcm)

iarck

(cm)

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sultr

32

4531t1

33

What

happens

to the

frequency

and

loudness

of sound waves

when

it

is reflected?

Apakah

yang

berlaku

frekuensi

dan

kekuatan bagi

suatu

gelombang

bunyi

apabila

dipantulkan?

Unchanged

Tidak berubah

Decreases

Eetuunng

Increase

Beftambah

Decreases

BetkLtnng

Unchanged

Tidak

berubah

Increases

Beftambah

lncreases

Beftambah

Unchanged

Tidak

berubah

34

waves,

visible light

and X- rays

are all

part

of the electromagnetic

spectrum.

What

is the

correct

order of increasing

wavelength?

Gelombang

cahaya nampak

dan sinarX

spektrum

electromagnet.

Apakah

susunan

yang

betul bagi

panjang

gebmbang

dalam teftib menaik?

A

D

Shortest

Paling

pendek

paling

panjang

A

I-

rays

----r

war'es

-...--.-.-+

Visible

ltght

lJnar

X

Gelombang

Cahaya

nawak

B

waves

.......+

Visible

light

_

X-ray

Aelombang

Cahaya

nanpak

Sinar

X

G

^

*

X-rays

+_Visiblelight

Gelombang

SrharX

'

Cahaya

nawak

D

X-

rays

_--+.

Visible

light

__+

Raclio

waves

Sinar

X

Cahaya

nampak

G€lombanE

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Diagram

20

shows

two

identical

resisiors

are

@nnected in

parallel.

Rajah

dua

perintang

yang

serupa

disambungkan

secan

selai.

Diagram 20

Rajah

20

Which

are correct?

Bacaan

manakah

yang

benar?

A

Al

>A2=A3

B

41

>43 >42

C

A2>43=Al

D

43>42>41

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SULfT

34

4'j1t1

36

Diagram

21 shows an

electic

kettle

marked

'240

V,

1500

W"

that was used for 1S

minutes.

Rajah

satu

cerek elewik

beftanda

"240V,

1500

W'

yang

digunakan

selama 1S

minit.

Diagram

21

Rajah

21

Determine

the energy used by the

electric kettle.

Tentukan

tenaga

yang

dihasilkan oleh cerek

elektrik.

0.375 kwh

3.75

kwh

375

kwh

3750

kwh

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35

37

In the

following

circuits,

all the

resistors

and light

bulbs are

similar. In

which

circuit

is

the

light

bulb

the

brightest?

Litar

beikut

kesemua

peintang

dan tampu

yang

digunakan

serupa.Nyatakan

lampu

paaa

litar

yang

manakah bemyata paling

cerah?

^r;l

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SULfT

36

4r31t1

38

Diagram

22 shows

an electric

circuit

consisting

of three resistors

and

power

supply

12

V.

Rajah

22

satu litar

elekik

yang

mengandungi

tiga

peintang

dan bekalan

kuasa

12V.

Diagrcm 22

Ralah

22

What is

the

power

lost due

to

the

resistors

in

the circuit?

Benpakah

kuasa

yang

hilang

disebabkan

oleh

peintang-peintang

didatam

titardi

atas?

A

1.5

W

B

3.0

W

c

10.3

w

D 20.6

W

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3'1

ULIT

4531t1

Diagram

23

shows the three

fingers

used

in Fleming's right-hand

rute.

Rajah

23

tiga

jai

yang

digunakan dalam

petua

Tangan

Kanan

Fleming.

Diagram

23

Rajah 23

What

is represented

by

thumb

in

Fleming's

right-hand rule?

Apakah

yang

diwakili

oleh

ibu

jari

dalam

hu Tangan Kanan

Fleming?

A

Force

Daya

B

Motion

Gerakan

C

Magnetic

field

Medan

magnet

D

Induced

cunent

Arus

aruhan

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SULIT

40

B

e.m.f

M

d.g.e

M

4531t1

time

(t)

masa

(t)

time

(t)

masa

(d

Which

graph

shows

the output

of

a simple

d.c.

generator?

Gnf

manakah

output

penjana

a.t

yang

ringkas?

e.m.f

M

d.g.e

(v)

e.m.f (V)

d.s.e

(v)

time

(t)

masa

(4

time

(t)

masa

(g

D

e.m.f

M

d.g.e

M

41

Which

of the option

is correct

the electricity transmission

from the

power

station to

the

consumers?

Antara

pilihan

beikut

yang

manakah

betul

tentang sistem

penghantaran

tenaga etet

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SULIT

4531t1

9

Diagram

24

shows

a transformer.

Rajah

24

satu

transformer.

Diagram

24

Rajah 24

What

is

the

voltmeter

reeding?

Apakah

bacaan

voltmeten

A

3V

B

12V

c

48V

D

833 V

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suLfr

40

453M

43

The

purpose

of using

laminated

iron

core in

a transformer

is

to

Tujuan penggunaan

te6,s

besi

bedamina

dalam

tnnsfomer ialah

untuk

A,

reduce

resistance

mengunngkan

rintangan

B reduce

eddy

cunent

mengunngkan

arus

pusar

C

prevent

flux

leakage

menghalang

kebocon

n

fl

uks

D

magnetzed

and

demagnetized

iron

core easily.

senang

memagnet

dan nenyahmagnetkan

teras

besi.

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41

453111

When

is

the

magnitude

of the

induced

currenl

maximum?

Bilakah

magnitud

arus

aruhan

maksima?

Diagram

25

Rajah

25

When

the

power

supply

increase.

Apabila punca

bekalan

beftambah.

When

the

magnet

is

moved

fu -ther

apart.

Apabila

kondul4or

beryerak

dengan

laju

When

the

conductor

cut

across the

magnetic field

parallei.

Apabila

kondul'Jo:.

memotong

medan

magnet

secara

selari

When the

conduclor

cut

across

the magnetic

field

perpendicularly.

Apabila

konduktor

memotong

medan magnet

secara

bersercnjang.

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42

4531t1

45

A

thermistor

and

a

l 'ansislor

are connected

in

a fire

alarm

circuit.

The

resistance

of

the

thermistor

decreases

as the

temDerature

rises.

suatu

temistor

dan tnnsistor

disambungkan

suatu

ritar

penggera

kebakaran.

Rintangan

termistor

berkurcng

apabila

suhu

meningkat.

Which

of

the fotlowing

circuits

wi

cause the

bell to ring

when

there

is

fire?

Litar

yang

manakah

akan bed:unyi

apabita

bedaku

kebakann?

thermisto

r

termistor

thermistor

termiJtor

thertnistor

termistor

B

c

B€ll

Bell

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4531t1

46

Diagram

26(b)

shows the

change

of

current, / with

time,

ffor the

cunent which

is

flowing

through

Rl

in

Diagram

26(a).

Which

of the following

is

most suitable

to represent

the

current which

flows

through

R2?

Rajah

26(b)

perubahan

arus,

I

dengan

masa,

t

bagi

arus

yang

sedang

pngalir

melalui

R1

dalam Rajah

26(a).

Antan

beikut,

yang

manakah

paring

sesuai

untuk

mewakiri

arus

melalui

R2?

Diagram

26(a)

Rajah

26(a)

Diagram

26(b)

Rajah 26(b)

A

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453111

Diagram

27

shows a

combination

of three

logic

gates.

Rajah

kombinasitiga

get

togik.

Diagram

27

Rajah

27

Which

truth

table is

mffect

for the

combination of the

three

logic

gates?

kebenann

Wng

manakah

betul bagi

kombinasi tiga

get

logik

itu?

':A',

x

0

0

1

0 1 0

,|

0

,|

1 1

A

.lj-:B li

".X:l

0

0 0

0

1

0

1

0

1

1

,|

D

.A:.

B-

l

0

0

0

0

1

1

0 0

1

1

0

0 0 1

0

1

1

0 0

1

1

0

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4s

4531t1

48

A

nucleus

decays

by

emitting

an

o-particle.

what

changes

occur

in the

atomic

number

and

nucleon numbe|?

Satu nukleus

mereput

dengan

satu zarah

d. Apakah

perubahan_

perubahan

yang

bedaku

nombor

atom dan nombor

nucleon?

Decreases

by

2

Befuumng

sebanyak

2

Decreases

by 2

Betuunng

sebanyak

2

Decreases

by 2

Befuumng

sebanyak

2

Decreases

by 4

Betuunng

sebanyak

4

Increases

by 2

Beftambah

sebanrck

2

Increases

by 4

Beftambah

sebanyak

4

Decreases

by

1

Berkumng

sebanyak

1

Nc change

perubahan

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4531t1

50

The

halflife

of

a

substance

is

3 days. How

much time

is

required

for

10

g

of the

substance

to decay

until

1.25

g

is

left?

setengah

hayat

suatu

jenis

bahan

ialah

g

hari.

Berapakah

masa

yang pedu

untuk

1o

g

bahan ini rcput hingga

berbaki

1.ZS

g?

A

3 days

3

hari

B

6 days

6

hari

C

9 days

I

hai

D

12

days

i2

hai

END

OF

QUESTION

PAPER

KERTAS

SOALAN TAtvlAT

47

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453112

Fizik

Kertas

2

Percubaan

SPM

2010

2

Yz

jam

NAl\[A

TINGKATAN

(CAWANGAN

PULAU PINANG)

PEPERIKSAAN

PERCUBAAN

SIJIL

PELAJARAN

MALAYSIA

2O1O

FIZIK

Kertas 2

Dua

jam

tiga

puluh

minit

JANGAN

BUKA

KERTAS

SOALAN

INI

SEHINGGA

DIBERTTAHU,

2.

3.

5.

4.

t. Tulis

nama

dan

tingkatan

anCa

ruang

yang

disediakan.

Kertes

soqlqn

ini

dalam dwibqhase.

So.rlan

dalam

behasa

Inggeris

mendahului

soalen

yang

dalum

bahasa

Melayu.

Calon dibenarkqn

menjawab

keseluruhan

atau

sebahagian

soalan

sama

Bahasq

Inggeris

atau Bahasa

Melayu.

Calon

dikehendqki

membaca

maklumat

di

halqman

2.

Untuk Kegunaan P€meriksa

Bahagian

Soalan Markah

Penuh

Markah

DiDerolehi

I

3

2 1

3

7

4

5

8

6

8

'7

l0

8

t2

B

9

20

l0

20

L

l1

2.0

t2

20

Jumlah

Kertas

soalan ini

mengandungi

34 halaman

bercetak dan halaman

tidak bercetak

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2

The

following

information

may be useful. The

symbols

have

their

usual

meaning.

v

-u 1

l. a=

-

fi.

n=--L

"

smc

2.

i

=i

+

2as

. ..

|

,

18. v=f)

J,

s=ul+

-

ar

2

4. Momedturn

=

nw

g.

I

=

D

5.

F=ma

6.

Kir\etic

eneryy/

Tenaga

Kinerik

2o'

g=11

21.

E.yQ

=

'/2

mV

7.

Gravitational

potential

edergy,/

22

Y=rR

Tetu

ga

l

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3

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Section

A

Bahagian

A

all

questions

in

this section.

Jawab semua

soalan

dalam

bahagian

ini-

[60

marks]

[60

markahl

Diagram

I shows

a

velocity-time

graph

for

a

car

Rajah

I

grafhalaju-masa

bagi

sebuah

kereta

,

Velocity/ms

-'

Halaju/ ms-l

10

P

Tine./s

masq

/

s

25

C

2C

a

Diagram

1

Rajah

1

(a)

What

is

meant

by velocity?

Apakah

Wng

dimaksudkan

dengan

hataju?

11

narkl

11

markahl

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5

(b)

On

Diagram

1

mark

with

R

a region with

zerc acceleration.

Rajah

1 tandakan

dengan

R satu

kawasan nEwakiti

gerakan

dengan

pecutan

sifar.

(c)

Based

from Diagram

1

,

Calculate

the acceleration

ofthe

car.

'

Bedasarkan

Rajah

1,

Hitung

pecutan

kereta itu.

'

11

matu1

11

matuahl

|

1 ma*sl

[

1 markah]

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2.

Diagram

2 shows

a simple

transformer

Rajah

transformer

ingkas.

Diagram

2

Rajah

2

(a)

Name

the type

of

transformer.

Namal.,an

jenis

transformer

tersebut.

Power

supply

12V

Bekalan

kuasa 12

V

[1nark]

[1

ma*ah]

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d

Diagram

3(a) shows

a brass

of

1OO

g

is immersed

in

boiling water

for

a

long

time.

The

brass

is then

transferred

into

a beaker

containing 100

g

ofi,vater

at

room

temperature

of300

C

as shown

in

Diagram

3(b).

Rajah

3(a)

royang

berjisim

100

g

direndamkan

di datam

air mendidih

daram

jangka

masa

lama.Loyang

itu

kemudiannya

dipindahkan

ke

daram

bikar mempunyai

air

beiisim

1oo

suhu

bilik

30' C

sepefti

ditunjukkan

datam

rajah

3(b).

Wate

Air

300c

Diagram

3(a)

Rajah

3(a)

(a)

State

the

initial temperature of the brass.

Nyatakan

suhu awal

loyang.

Diagram

3(b)

Rajah

3(b)

(b)

What

will

happen

to

the temperature

of the

brass and water

subsequenfly?

Apakah

yang

akan

berlaku

suhu

loyang

dan

air masing_masing?

[1mark]

[1

markah]

[2

marks]

[2

matuah]

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9

(c

)

After

sometime,

the

system

reached

a state where

the

temperature

ofthe

water

and the

brass

became

the

same.

Selepas

beberapa

ketika,sistem

mencapai

satu

peingkat

di

mana

suhu

air

dan loyang

sama.

(i)

This

state

is known

as

ini dikenali

sebagai

(ii)

Table

'1

give

the specific

heat capacity

of brass

and

water.

I menyenaraikan

muatan

haba

tentu loyang

dan

air.

(d)

State

one

assumption

which

you

in c(ii).

Nyatakan

satu

andaian

yang

dibuat

dalam

c(ii).

Material

Brass

Water

Specific

heat

caoacity/Jkg

-r

oC I

380

4200

Table

'1

1

Based

on

the data

given,

calculate

the

temperature

referred

to

in

(c)(r;.

Berdasarkan

data

yang

diberi,

hitungkan

suhu

c(i).

[1mark]

[1

markah]

[2

marks]

[2

ma*ah]

[1mark]

[1

markah]

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10

4 Diagram

4.1

shows

a transistor

circuit

for

an

alarm

which

is

activated

by

heat.

Rajah

4-1

satu

titar

tmnsistor

bagi

penggen

yang

diamifkan

oleh

haba.

Diagram

4.1

Rajah

4.1

(a)

Name

the

component T.

Namakan

komponen

T.

[1

mark]

[1

markah]

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ll

(b)

Complete

the

following

sentences

by underlining

the

correct

word

Lengkapkan

ayat-ayat

berikut

dengan

menggariskan

perkataan

yang

betut.

When

T

is

heated

up,

its resistance (decreases/

increases)

Apabila

T

intangannya (berkurang/beftambah).

The

base

curent,

1,

(decreases/increases)

to switch

on

the transistor

and

light

up

the

bulb.

Arus

tapak

I

B

@erkurang/beftambah)

untuk

menghidupkan

transistor

dan

menyalakan

mentol.

[2

marks]

[2

markah]

(c)

Diagram

4.2

shows the

trace

produced

by

alternating

curent signal

on

the screen of

a

cathode

ray

oscilloscope.

The

time base

of the oscilloscpe is set

at 0.02

s

per

division.

Rajah

satu

surih

yang

dihasilkan

oleh satu

isyarat arus ulangatik

skrin

sebuah osiloskop

sinar

katod.Dasar masa osiloskop

itu

ditetapkan

0.02

s

per

bahagian.

Diagram

4.2

Rajah

4.2

Diagram

4.3

Rajah

4.3

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t2

What

is

the

period

of

the

alternating

current

signal?

Berapakah

tempoh

bagi

isyarat

aris

utangatiiitu?

[1

mark]

[1

narkah]

(ii)

C.alculate

the frequency

ofthe

alternating

current

signal.

Hitung

frekuensi

bagi

isyarat

arus

ulangitif

itu.

[2

marks]

[2

markah]

On

diagram

4.3

,draw

the

trace

produced

when

the

frequency

of the

alternating

current

signal

is Coubled.

rajah

4.3

,lukis

surih

yang

dihasitkan

apabita

frekuensi

isyarat

arus

urangarik

dua

kali

ganda.

[2

marks]

[2

markah]

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IJ

Diagram

5.1 shows

a ray

of light

entering from air into water.

Diagram

5.2 shows

a ray

of light

entering

from air into

glass.

Rajah

5.1

satu

sinar

cahaya

bergenk

dari udara

ke

dalam

air.

Rajah 5.2

satu

sinar

cahaya bergerak dari udara ke

dalam

Kaca.

Diagram

5,2

Rajah 5.2

Compare the

speed

of light

in water with the

speed

of light in air.

Banding

laju cahaya

dalam air dengan

laju

cahaya dalam

udara

[1

mark]

[1

mafKah]

Compare the

speed

of light in

glass

with the

speed of light

in

air.

Banding laju cahaya dalam kaca dengan laju cahaya dalam udara.

[1

markl

[1

markah]

State

the

relationship

between

the speed

of light in

a medium

and the

direction

of bending

of

light in

that

medium.

Nyatakan

hubungan

antan

kju cahaya

dalam

suatu

medium dan arah

pembengkokannya dalam medium

itu.

[1

mark]

[1

ma*ah]

Diagram

5.1

Rajah

5.1

(a)

(i)

(ii)

(iii)

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(b)

I4

(iv)

Name the

phenomenon

shown in Diagram

5.1 and Diagram

5.2.

Namakan

fenomena

yang

ditunjukkan dalam Rajah

5-1

dan

Rajah 5.2.

[1

mark]

[1

markah]

Diagram

5.3 shows

a

point

P at the

bottom of a swimming

pool

appears

to be

at

the

point

Q

to the

observer.

Rajah

5.3

satu

titik P

dasar satu kolam

renang

kelihatan

l,lrk

pemerhati

itu.

Observer

--+

Pemerhati

t

Diagram

5.3

/

Rajah

5.3

I

.6m

I

1,2

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(i)

Complete

Diagram

5.3 by

drawing lighi

rays to show how the image of the

point

P is seen

at

Q

l:engkapkan

Rajah 5.3

dengan nelukis

bagaimana

imej titik P

kelihatan

titik

Q.

[2

marks]

[2

matuah]

(ii)

Calculate the

refractive index

of the water in the

swimming

pool.

Hitung indeks

biasan air dalam

kolam renang

itu-

[2

marks]

[2

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l6

?laggT 9.1

shows

a few ways

wave

propagation.

Rajah

beberapa

kaedah perambalan

gelombang

ndio.

Diagram

6.1

Rajah

6.1

(a)

Name

the

two electromagnetic

waves

used

in diagram

6..1.

Namakan

dua

gelombang

electromagnet

yang

digunakan

datam

mjah

6.1.

WaveX

I

Gelombang

X:

.....

WaveY

I

Gelombang

y:

.................

[2

marksl

[2

markah]

(b)

State

two

differences

between

wave

X and

wave

y.

Nyatakan

dua

perbezaan

gelombang

X

dan

gelombang

y.

(i)......................

(ii)..........................

Lz

man

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17

(c)

Diagram

6.2 shows

the electromagnetic

spectrum.

Rajah

spektrum

elektromagnet

infrared

rays

gamma

rays

Diagram

6.2

Rajah

6.2

(i)

Write the appropriate position

of wave X and wave

Y

in

the electromagnetic

spectrum

in

diagram

6.2.

Tuliskan

kedudukan

gelombang

X dan

gelombang

Y

dalam

spel

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I8

Diagram

7.1(a)

shows

Ati kicking

a footba

and diagram

7.1(b)

shows

Ali

kicking

a rock.

Rajah

7.1(a)

Ali sedang

menendang

bola

dan

/ajah

7.1(b)

Ali

sedang

menendang

satu batu

.

(a)

Dtr.gru'

i.l

(fida

:.

Define

impulsive

force

Takrifkan

daya

impuls.

('l

mark)

(1

markah)

The

ball

in

diagram

7.1(a)

has

a

mass

of 1.5 kg.

When

Ali kicks

the

ba

,

it moves

from

rest

to

20 ms-1

in

0.2 s.

carcurate

the impursive

force

that

AIi

exerted

on the

bafl.

Bola

dalam

rajah

7.1(a)

berjisim

1.5

kg. Apabiia

Ati menendang

bola itu,

ia bergenk

dengan

halaju

masa

0.2 s.

Hitung

daya

impurs

yang

dikenakin

Ari

ke

atas

bola

itu.

(2

marks)

(2

markah)

(b)

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l9

(c)

The

rock in diagram

7.1(b)

has the

same mass with

the ba

(

1.5

kg).

When

Ati

kicks

the rock,

it moves

from rest

to the

same

velocity

as the

ball

(

20

ms-j

).

However,due to

the

rigidity

of the rock,

the

time which

Ali's foot is in

contact with

the rock

is

only 0.02

s. Calculate

the

impulsive

force

that

Ali exerted

on the

rock.

Batu

dalam

mjah

7.1(b)

mempunyaijisim

yang

sama

dengan

bola

(1.5

kg). Apabita

Ati

menendang

batu

itu, ia

bergerak

dengan halaju

yang

sama dengan

bola

{20ms1 )

dai

pegun.

Walaubagaimana

pun,

disebabkan

kekerasan

batu, masa

kaki Ali bersentuh

dengan

batu

hanyalah

0.02

s. Hitung

daya

imF,uls

yang

dikenakan

Ali

ke

atas

batu

itu.

(2

marks)

[2

matuah]

(d)

Compare the time of irnpact

in

diagram

7.1(a)with

diagram 7.1(b).

Bandingkan

masa

perlanggaran

dalam

njah 7.1(a) dengan

rcjah 7.1(b).

(1

mark)

[1

markah]

(e)

Compare the impulsive

force

in

diagram 7.1

(a)with

diagram 7.1(b).

Bandingkan

daya impuls

datam

njah 7.1(a) dengan

njah

7.1(b).

(1

mark)

[1

markah]

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(f)

20

Compare

the

pain

experience

by

Ali

in diagram

Z..l

(a)

with

diagram

7.1(b).

Bandingkan

kesakitan

yang

dialamiAtidatam

rajah 7.1(a)

dengan njah

7.1(b)

(1

mark)

[1

markah]

G)

Based

on

your

in

(d), (e)

and

(f),

state the rerationship

between

time

of impact,

impursive

force

and

pain

experienced

by

Ali.

Berdasarkan

jawapan

anda

dalam (d), (e)

dan

(f,

nyatakan

hubungan

antan

masa

perlanggaran,

daya impuls

dan

kesakitan

yang diaiami

Ati.

('1

mark)

[1

markah]

Suggest

one way

how Ali could

reCuce

his

pain

in

diagram

7.1(b).

satu

can

bagaimana

Ali dapat mengurangkan

kesekitannya

dalam

rajah

7.1(b).

(1

mark)

[1

mar?,ah]

(h)

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2l

Diagram

I

shows

an underground

waler

pipe

that is leaking.

salt

contains

is used

to detect

the leakaqe.

Rajah

8

satu

paip

air di bawah

tanah

yang

bocor. Garam

rcdioaktif

yang

mengandungi

mdioisotop

digunakan untuk mengesai kebocomn.

detector

Counter

Pembtlang

engesan

sinaran

Ground level

Permukaan

tanah

I;[rater

pipe

Paip

air

Bocor

dari

paip

Water treated wilh

salt

Air

yang

dicampurkan

dengan

garam

Diagram

8

Rajah 8

Table

8 shows

with their

respective

properties.

B

empat

dengan sifat

masing-masing.

(a)

What

is

meant by half-life?

Apakah

yang

dimaksudkan

dengan

separuh

hayat

?

Water leaked

out

from

the

pipe

(1

mark

)

[1

narkah]

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22

Type

Half life

Separuh

hayat

Physical

State

fizikal

Kobalt

€0

Gamma

5.27

vears/tahun Solid /

pepeial

Strontium -90

Beta

28.5

vears/tahun

Solid

/

pepeial

Sodium -24 Gamma

15

hours/iam Liquid

/cecair

Phosphorus -32

Beta

14.3 davs/hari

Liquid

/

cecair

Table

I

I

(b)

Based

on the Table

8, state

the suitable

properties

to deJect

the

leakage.

Give reason

for the

suitability

of

the

properties.

Berdasarkan

8,

nyatakan

sifat-sifat

yang

sesuai untuk

mengesan

paip.Bei

sebab

mengapa

sifat-sifat itu

sesuai.

(i)

Type of

Jenis sinaran

Reason

/

Sebab

(ii)

Half-life

I Separuh

hayat

Reason

/ Sebab

(2

marks)

[2

markah]

(2

marks)

[2

markah]

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(iii)

Physicaf

state I

Reason

/ Sebab

(

2 marks)

[2

ma*ah]

(c)

Determine

the

most

suitable

radioisotope that can be used to detect the leakage.

sesuai

digunakan untuk

mengesan kebocoran

paip.

(1

inark)

[1

markah]

(d)

The

in 8(c) has

an initial count rate of

'1600

counts

per

minute.

Calculate the time

the water to become 100

counts

oer minule.

dalam

8(c) mempunyai

bilang

per

minit.

Kinkan

masa untuk ndioisotop

100 biiangan

per

ninit.

(2

marks)

[2

markah]

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24

(e)

Cobalf60

emits

gamma

ray.

Kobalt-60

me

manca

rka

n

si nar gamma.

(i)

State

one property

of the gamma

ray.

Nyatakan

satu

sifat

sinar

gamma.

(ii)

Gompare the speed of gamma ray and speed of light

in

the vacur:m.

Bandingkan

kelajuan

sinar gamma

dan

kelajuan

cahaya

dalam

vakum.

(1

mark)

[1

markah]

(1

mark)

[1

markah]

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e

(a)

25

Section B

Bahagian B

[20

marks]

[20

markah]

any

one

question

from

this section.

Jawab mana-mana

satu

soalan

bahagian

ini.

Diagram

9.1 shows

a horizontal

pipe

with

two different

diameter and three

verticals

glass

tube

points

X,Y and Z.

Water flow

from

one end to the other.

Rajah 9.1

paip

mengufuk

dengan dua diameter

berbeza

dan tiga

tiub kaca

menegak

titik

X,Y

dan Z. Air

mengalir dari

satu

hujung ke

hujung

yang

lain.

Diagram 9.1

Rajah

9.1

Compare the

speed ofthe

water in

the

pipe

at

point

X

and

y.

Explain

your

kelajuan

air

di dalam

titik X dan Y. Terangkan

jawapan

anda.

7

Y

Compare

lhe

heighi

of the water

column in the three

glass

tube.

Bandingkan

ketinggian

turus air dalam

ketigaliga

tiub

kaca.

Relate pressure to the speed

of

water

in

the tube.

Hirbungkan

tekanan

dengan

kelajuan

air dalam tiub.

[3

marks]

[3

markah]

[1

marks]

[1

markah]

[2

marks]

[2

markah]

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26

(b)

Diasram

e.2

shows

the

roor or

a

n""""

03ff1ffi'"f3'.ii'?;'..

Exprain

why.

Rajah 9.2

bumbung

sebuah

rumah

terangkatbteh

angin'yang

keicang(ebut).

Tenngkan

mengapa.

14

marksl

l

[4

matuah]

(c)

Diagram

9 3

shows a

hang

glider.

lt

is

designed

to allow

air to flow

on the surface of

fite

sail tomake the glider

rise.

Rajah

sebuah

'hang

gridef.

ra direka

supaya

membenarkan

pengariran

udan

di

permuKaan

layar

supaya

glider

mudah

terangkat.

supporting

cable

safety

bar

Diagram

9.3 i Ralah 9.3

You are

required

to

give

some

suggestions

to

design a hang

glider

for

recreation.

using

an appropriate

physics

concept

on

motion,

forces and

the

properties

of materiais,

explain

your

suggeslions

based

on the

following

aspects

:

Anda

dikehendaki

membei

untuk

mercka

bentuk

glider

untuk

tujuan rekreasi.

Menggunakan

konsep

fizik yang

sesuai,

dan

tenngkan

pengubahsiaian

atau

cara

yang

boteh

dilakiian

untuk

meningkatkan

keberkesanannya

betdasarkan

aspek-aspek

berikut

:

.

Size

of the

sail.

Saiz

layar

digunakan.

.

Supporting

cable.

Kabel penyokong.

.

Material

use for

the

sail.

Bahan yang

digunakan

untuk layar.

.

Assembly

and transportation.

Pemasangan

dan

pengangkutan.

.

Materials

use for

slructure like

rnasterframe

and

safeiy

bar.

Bahan

untuk

struktur

sepefti

rangka

utama

dan

'safety

bar.

l'10

marksl

I

[10

markah]

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10

Diagram

10.1(a)and

Diagram

10.1(b)

show

photographs

of two electric

circuits. Each

circuil

contains

two identical

new

dry cells marked 1

.5

V

,

a 2 ohm resistor

and an ammeter.

Djagram

10.2(a)

and Diagram

10.2(b)

of

the

ammeter for

each circuit

respectively.

Rajah 10.1(a)

dan Rajah

10.1(b)

fotograf

bagidua

litar

etektrik.

Setiap titar

mengandungi

dua

sel kering baru

yang

serupa

beftanda

1.5V, satu

perintang

2 ohm dan

satu

ammeter.Raiah

10.2(a)

dan

Rajah

bacaan ammeter

untuk litar elektik

masing-

masing.

Diagram'1C.1

Rajah

10.1

(a)

(b)

Diagram 10.2

Rajah 10.2

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(a)

(b)

28

State

the

energy

transformations

that

take

place

in

the

dry cell.

Nyatakan

perubahan

tenaga yang

berlaku

sel kering.

11

maftl

[1

markah]

observe

Diagram

10.1

and Diagram

10.2.

compare

the arrangement

of dry cels

in the

circuit,

the

voltage

supplied

and the

of

the ammeter.

state

the

relationship

between

the

energy

transfered

to frow

the

erectric

charges

around

the

circuit

and

(i)

the voltage

supptied.

(ii)

the

current

flowing

around

lhe

circuit.

Perhatikan

Rajah

10.1

dan

Rajah

10.2.

Bandingkan

susunan

ser-ser

kering

di

daram

ritar, vortan

yang

dibekalkan

dan

bacaan

ammeter.

Nyatakan hubungan di antara tenaga yang dipindahkan untuk

menggerakkan

cas

erektrik

di

dalam

litar

dengan

(i)

voltan yang

dibekatkan.

(ii)

arus

yang

mengalir

di dalam

litar.

[5

marks]

[5

markah]

Explain

why

it

is

more

dangerous

to

touch

the live wire

of a mains

supply,

rather

than the

neutral

wire.

Terangkan

menegang

wayar

hidup

bekalan utama

berbanding

dengan

wayar

neutral.

14

marksl

[4

markah]

(c)

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(d)

Diagram

10.3 shows

a cabin

wiring

consisting of a

filament lamp, an

air conditioner

and an

electric

kettle. The

electric

supply

enters the

cabin via meter

and fuse

box.

Raiah

10.3

pendawaian

di

satu

kabin

yang

terdiri

satu lampu

filamen,

satu

penyaman

udara dan

satu cerek

elektrik.

Bekalan

eleldik

kabin melatui

meter

dan kotak

fius.

Fuse

box

Kotak

fius

To an

air conditioner

ke alat

penghawa

dingin

To

an

electric kettle

ke

cerek

elektrik

Filament

lamp

Lampu

filamen

L

-

Live

wire'

Wayar

hiclup

N

-

Neutral

wire

Wayar

neutml

E

-

Earth wire

Wayar

bumi

Using

your

knowledge

on

electricity

and Diagram

10.3, suggest

and explain

suitable

designs or ways

to

(i)

prevent

electric shock.

(ii)

increase

energy efficiency.

(iii)

make

the cabin

wiring

more effective.

(iv) protect

electric

appliances

from damage.

Menggunal@n pengetahuan anda tentang elektrik

dan

Rajah

10.3,

rekabentuk

atau kaedah yang

sesuai

dilakukan

supaya

(i)

kejutan

elektrik

boteh

dielakkan.

(i)

kecekapan

tenaga

boteh

ditingkatkan.

(ii)

pendawaian

lebih

berkesan.

(iii)

kerosakan

alat-alat

elektik boleh

dielakkan.

o

lL__J

Diagram lC.3

Rajah

10.3

110

marksl I

[10

markah]

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1'1

30

Section C

Bahagian C

[20

marks]

[20

markah]

any one

question

from this section.

Jawab mana-mana

satu soalan

bahagian ini.

Diagram

1

1.1

shows

a

thermometer

use by a doctor to

check the temperature

of

patient's

body

during

medical treatment.

Rajah

1

1

satu

termometer

yang

digunakan

oleh

seorang

doktor untuk

memeriksa

suhu seorang

pesakit

semasa

membuat rawatan.

Diagram

1 1 .1

Rajah 1

1.1

What

is

meant by temperature?

Apakah

yang

dimaksudkan

dengan

suhu?

11

narklifl

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(c)

JI

A

solid substance,

of mass

0.5 kg, is

heated using an immersion

heater

of 240

V, 0.2 kW.

Diagram

1

1.4 shows

the heating

curve of the

solid.

Suatu

bahan dalam

pepejal

bedisim 0.5 kg

pemanas

rcndam

240

V,

0.2 kw.Rajah

keluk

pemanasan

bagi

pepejal

tersebut.

Time

/

min

Diagram

1

1.4

Rajah

11

.4

Calculate

Hitung

The specific

latent heat

of fusion of the substance.

Haba

pendarn

tentu

pelakuran

bahan itu.

The

specific heat

capacity of the substance

in

liquid state.

Muatan haba

cecair.

[

5 marks

]

[5

markah]

(i)

(ii)

Temperature

/

'C

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JZ

12. a) i) What

is

meant

by effective

resistance?

Apakah

dimaksudkan

dengan

intangan

berkesan?

Diagram

12

Rajah

12

Three

resistors

with

resistance

2 O

,

6 O

,

and

8 e respectively

are

mnneded

to

a 6V battery

as

shown in

Diagram 12.

Tiga

perintang

2

A

,

6 A

,

dan I A

disambungkan

batei 6V

sepefti

Rajah12.

lf the resistance

of the

ammeter

A can be

neglected,

what is the

effective

resistance

in the

circuii?

Jika intangan

ammeter

A boleh

diabaikan,apakah

intangan

berkesan

dalam

litar.

Find the

values

of 11

and 12.

Tentukan

nilai

lr

and

lz

ii)

[1

mark]

[1

matuah]

[4

marks]

[4

ma*ah]

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JJ

b)

As

a researcher

,

your

duty is

to study the

characteristics of a material to

make

a water

heater. You

are

given

four choices of metal type

p,

e,R

and

S.

The

Table

12

below shows

the

characteristics ofthe

four metals.

Sebagai

seorang

penyelidik

untuk mengkaji

chi

-cii

bahan

yang digunakan untuk membuat pemanas

air.

Anda

diberikan

empat jenis

logam

P,Q,Rdan

S.

di

bawah

logam tersebut.

Metal

LOgam

Length(m)

Panjang(m)

Melting

Point

Takat

lebur

Specific Heat

Capacity(Jkg-1'C-1)

Muatan haba

tentu

The cross

sectional area

Luas kentan

rentas

0.8

LOW

Rendah

62.5

Smaller

Kecil

0.2

High

Tinggi

387

Larger

Besar

R

0.8

High

Tinggi

387

Smaller

Kecil

S

0.2

High

Tinggi

387

Larger

Besar

f

able

12

12

Based

on

table

12,

Berdasatuan

12,

i) Explain

the

suitable

characieristics

ofthe

metalto be used to

make a heater.

Terangkan

cii

-

cii logam

yang

sesuai

yang

boleh digunakan

untuk

membuat

pemanas

air

(8

marks)

[8

markah]

ii) Determine

the most suitable

metal

to be used

as

the

material

to make the

heater

and

give your

reasons.

Tentukan

logam

yang

paling

sesuai

ciigunakan untuk

membuat

pemanas

air dan

berikan sebab

anda

'

(2

marks)

[2

markah]

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SULIT

Pengenalan:

Angka

Giliran

:

PHYSICS

Kertas

3

September

l%

jam

45J1/3

PERSIDANGAN

KEBANGSAAN

PENGETUA.PENGETUA

SEKOLAH

MENENGAH

MALAYSIA

CAWANGAN

PULAU

PINANG

Satu

jam

tiga

puluh

minit

PEPERIKSAAN

PERCUBAAN

SPM 2O1O

JANGAN

BUKA

KERTAS

SOALAN INI SEHINGGA

DIBERITAHU

1.

Iulis

nombor

pengenalan

dan

angka

gifiran

anda

petak yang

disediakan.

Keftas

soalan

ini

dalam dwibahasa.

Soalan

dalam

Bahasa

lnggeris

mendahului

soalan

yang

dalam

Bahasa

Melayu.

Calon dibenarkan menjawab keseluruhan

atau

sebahagian

soalan

sama

Bahasa

lnggeris

atau Bahasa

Malaysia.

Ca lon

d ikehend

aki

me

m baca

mak umat

di halaman

belakang

keftas

soalan

ini.

2.

)

3.

Untuk Kegunaan

Pemeriksa

Bahagian

Soalan

Markah

penuh

Markah

diperoleh

A

l6

2

t2

B

3

t2

4

12

Jumlah

Kertas

soalan ini

mengandungi

14

4531t3

2010

Hak

Cipta PKPSM

Pulau

Pinang

halaman

bercetak

[Lihat

halaman

sebelah

SULIT

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• 8/18/2019 Spm Trial 2010 Physics Qa Penang

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Dia

mengukur

suhu

awal air

dan merekodnya

sebagai

ta

=

25o

C.

Kemudian

dia

menghidupkan

suis

bekalan

kuasa

dan

mengacau

air

perlahan-lahan.

Dia

mematikan

suis

bekalan

kuasa se/epas

5

minit.

Dia

terus

mengacau air

perlahan-lahan

sehingga

suhu maksima

dicapai

sepefti dalam Rajah

1.

Dia-mengulang

eksperimen

menggunakan 60

cm3

,70

cm3

,

B0 cmj

,

dan 90

cm' air.

Bacaan

thermometer

sepefti

yang

ditunjukkan

dalam

Ralah 2

Maximum

temperature

for 50 cm3 water.

Suhu

maksima

untuk

50

cml

air.