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7/25/2019 9 statika fluida.pdf
1/61
AA
D
A
7/25/2019 9 statika fluida.pdf
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N /:
O DB D( P ) ( )
FIIKA
1
I.
...J
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tonamuo
peostaneizfizike
MJEO MOIACIJE ?P
R.Jurdana-ep
i,
B.
Miloti
O .
7/25/2019 9 statika fluida.pdf
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tonamuo
peostaneizfizike
Nae malo istraivanje prirodoznanstvene pismenosti, 2008
Pitanjaodabir
kolska vs. popularna
26 s ponuenim odgovorima + 10 konceptualnih
R.Jurdana-ep
i,
B.
Miloti
Uzorak
167 ispitanika u dobi od 20 do 75 godina
7/25/2019 9 statika fluida.pdf
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4 . . 2007/08 ,
L DD G G
I LD LJ LI M
D M PD P PI P
M
7/25/2019 9 statika fluida.pdf
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9%
4%
1
2
3
5565 .
+65 .
tonamuo
peostaneizfizike
54%
9%
7%
4
5
6
1525 .
.
3545 .
2535 .
R.Jurdana-ep
i,
B.
Miloti
7/25/2019 9 statika fluida.pdf
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35%
65%
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8/61
5%
12%
1%
42%
40%
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NEOAN
tonamuopeostaneizfizike
OAN
PIBLINO ONO, NA AG
R.Jurdana-ep
i,
B.
Miloti
7/25/2019 9 statika fluida.pdf
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37
0
8
8.
,
?
47
16
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6
9
9.
?
51
14
29
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16
29
10
10.,
?
34
20
7/25/2019 9 statika fluida.pdf
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FIIKA1
D =
A , .
C . K .
, . . , . .
I....J
7/25/2019 9 statika fluida.pdf
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AA DA
AIKA FLIDA
DINAMIKA FLIDA
FIIKA1
KINEMAIKA FLIDA
I....J
7/25/2019 9 statika fluida.pdf
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AA DA
AEOMEHANIKA( )
HIDOMEHANIKA
FIIKA1
A
H
I....J
7/25/2019 9 statika fluida.pdf
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AA
DA
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A A
7/25/2019 9 statika fluida.pdf
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A
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S
Fp
=
A
A
dFF
FIIK
A1
dSSS m0
SpdFd
rr
=
I.
...J
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A
P ()
Tdp
dV
V
= 1
[ ] 1Pa=LAIO
FIIK
A1
O
P = .
I.
...J
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ACA A
K
2
2
1
1
S
F
S
Fp ==
FIIK
A1
H
I.
...J
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7/25/2019 9 statika fluida.pdf
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ACA A A
7/25/2019 9 statika fluida.pdf
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DA A
FF
SpF a=1
SghVggmG === SghSpSpa += S:
A1
SpF =2
h
S
: GFF += 12
ghpp a +=
H
V
I....J
FII
7/25/2019 9 statika fluida.pdf
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DA A
ghpp a+=
FIIK
A1
( ),
I.
...J
7/25/2019 9 statika fluida.pdf
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A DA
K A,B,C,D ?
DA A DC
FIIK
A1
J, .
I.
...J
DA A A
7/25/2019 9 statika fluida.pdf
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O
DA A A
DA A DC
7/25/2019 9 statika fluida.pdf
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DA AADK .
DA A DC
K ?
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D .
DA AAD
K ?
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DA AAD
K ?
7/25/2019 9 statika fluida.pdf
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H ()
, .
H
.
DA AAD
FIIK
A1
H .
H .
I.
...J
7/25/2019 9 statika fluida.pdf
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AMOFEKILA
K
7/25/2019 9 statika fluida.pdf
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AMO
FEKILAK
H
O
G
17..
P
://../://../
AMOFEKI LAK
7/25/2019 9 statika fluida.pdf
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AMOFEKI LAK
H
E 17..
P
://../
://../
J
O .
AMOFEKI LAK
7/25/2019 9 statika fluida.pdf
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AMOFEKI LAK
1pghpa +=
FIIKA1
=0
ghpa =
Pa101325=ap
N ,
H
I....J
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EAJI A MJEENJE LAKA (MANOMEI, BAOMEI..)
AMOFEKI LAK
7/25/2019 9 statika fluida.pdf
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B
gdhdp =h
O
pp +
p
P
FIIKA1
0p
h
.konstpV=
hhoo VpVp =
V
m=
I
mV=
h
h
o
o
mp
mp
=
I....J
B
7/25/2019 9 statika fluida.pdf
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hh
oo
mp
mp
=
: m
h
h
o
o pp
=h
o
oh p
p
=
FIIKA1
gdhpp
dp ho
o=
=hp
podhgp
dpp
0
00
( ) ghppp o= 00 lnln
I....J
B
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( ) ghpppo
= 00
lnln
ghpp
p o
00
ln =
0
:p
ghp
o
e
p
p0
0
=
ghp
o
0
=
FIIKA1
B
E
I....J
7/25/2019 9 statika fluida.pdf
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H
P
://../://../
7/25/2019 9 statika fluida.pdf
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H
.
P
://../://../
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A , , , .
KLEPIDA ODOKADICA ODENI AH
E (5.. ...) .L E
E.
P
://
../
://
../
7/25/2019 9 statika fluida.pdf
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U
ZGON
A
D
A
Arhim
ediz
Sirak
uz
e
(287.-212.
pr.n.e.)
Otac
hidostatike
iin
en
jers
tva
7/25/2019 9 statika fluida.pdf
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Sila kojom fluid djeluje na tijela koja su u nj.
FIIKA1
f
22 ghpp fa +=
11 a
I
....J
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22 ghpp fa +=11 ghpp fa+=
SpF 11=SpF 22=
=== SpSpFFFu 1212
Sghpghp fafa )( 12 ++Shhgf )( 12=
FII
KA1
=gVf=gVF fu=
gmF fu= AD A
.
A , .
I
....J
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f
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1.
UVJETI
PLIVANJ
ATIJELA
=
7/25/2019 9 statika fluida.pdf
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UVJETIPLIVANJA
TIJELA
2.
>
7/25/2019 9 statika fluida.pdf
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3.
UVJETI
PLIVANJ
ATIJELA
7/25/2019 9 statika fluida.pdf
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G ?
FIIKA1
Mrtvo more ("Slano more", "More smrti" ili "Lotovo more") zapravo jeslano jezero smjeteno na Srednjem istoku izmeu Jordana i Izraela
Sadraj je soli u Sredozemnom moru tek oko 3 posto, a u Mrtvom je
moru jezeru salinitet 10 puta vei te iznosi i do 33 posto.
I
....J
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...
...
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P
M
O
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P
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N
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H
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..
A
1,K,,201
1
,
.. ?N 0,5 120 . A , , , ,
, . .
( CI)
BM,
J
,1
7/25/2019 9 statika fluida.pdf
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, , N
K O , .
7/25/2019 9 statika fluida.pdf
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1,K,,201
1
Dvije ae su u ravnotei na poluzi.
U jednu umoimo prst.
Koja strana e prevagnuti ?
Pokus je jo bolje zamisliti s utegom umjesto prsta i
vagom umjesto poluge.
BM,
J,1
P
7/25/2019 9 statika fluida.pdf
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P
O: , . 1,K,,201
1
, .
. .
O /
() ( , ) NE (/).N (, )
BM,
J,1
7/25/2019 9 statika fluida.pdf
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B. M, . J, , K, , 2011
M. B, , F , 2005
D
, H , , , 2006
://.../////. , , , O
A, O://.////F2.
H , , , 2006
://..//.