DTEA Sr. Sec. School, Janak Puri, Class-XII HOLIDAY ... · PDF fileDTEA Sr. Sec. School, Janak Puri, Class-XII HOLIDAY HOMEWORK - 2013 Biology BIOLOGY 1. Select any one suggested investigatory

DTEA Sr. Sec. School, Janak Puri, Class-XII

HOLIDAY HOMEWORK - 2013

Maths



Economics

1. Unit ! and Unit 2 are finished and Unit 3 in progress. For 12th students the best notes are given

from the various reference books . For 12th assignment, questions are given for holiday home

work.



Biology

BIOLOGY

1. Select any one suggested investigatory project and make a neat project file and

submit the project file after the school reopens in JULY .



Physics

PHYSICS

1. Select any one suggested investigatory project and make a neat project file and

submit the project file after the school reopens in JULY .

2. Answer point wise for the following questions:

A] Derive an expression for E.F intensity at a point on the axil line and equatorial line

of an electric di pole.

B] Derive an expression for Jorque and potential energy of di pole in a uniform electric

field .

C] Derive an expression for potential as a point due to an electric di pole .

D] Drive an expression for E.F intensity due to;

a) A thin infinite plane sheet of change

b) A infinitely long straight charged line

c) Uniformly charged spherical shell

E] Derive an expression for the capacitance of a parallel plate capacitor

F] Discuss briefly principle construction and working of Van-De-Graaff generator. How

is the leakage of charge minimised from the generator.



Business Studies

BUSINESS STUDIES

Chapters 1, 2, and 3 – Thorough revision along with assignment questions for the weekly test in the

1st week of July.



Chemistry

Chemistry

1. Project: Scientific investigations involving laboratory testing

and collecting information from other sources.

2. To learn and revise, Chapter-1 (Solid State), Solution, Co-

Ordination Compounds.



Accountancy

ACCOUNTANCY

Chapter 1 – Additional Questions : 65-94

Chapter 2 – Additional Questions : 39 – 56

from - Accountancy (Part A) by D.K.Goel



Polytical Science

Define cold war.

What is the period of cold war?

Explain briefly Cuban missile crisis?

Why do super powers have smaller countries as allies?

Which are the arenas of cold war?

When did cold war end and why?

What are the reasons for the disintegration of Soviet Union?

What do you mean by Shock Therapy?

What were the consequences of Shock Therapy?

What was India’s relationship with Russia post cold war?

What do you mean by Hegemony?

What is the difference between a communist and a capitalist economy?

What are the different types of Hegemonic power?

What is India’s relationship with USA in a unipolar world?

What are the constraints to USA’s Hegemonic power?

Who were the founders of NAM?

What do you mean by NIEO?

What do mean by unipolar and bipolar world?

In what way did NAM serve Inadia’s interest?

What are the criticisms against India’s policy of NAM?



English

1. FORMAL AND INFORMAL LETTER WRITING THOUGHT AND HOME WORK BASED ON THIS

1) TWO ENQUIRY LETTER

2) TWO OBLIGATION LETTER

3) TWO JOB APPLICATION LETTER

4) TWO COMPLAINT LETTER

5) TWO LETTERS TO THE EDITOR

2. ASK THEM TO LEARN QUESTION AND ANSWERS FROM

1) LAST LESSON

2) LOST SPRING

3) THE TIGER KING

1) MY MOTHER’S AT SIXTY SIX

2) AN ELEMENTARY SCHOOL CLASS ROOM AT SLUM.



Tamil



Hindi



C++ & IP

C++ CLASS 12

3. TO MAKE A PROJECT IN C++ ON ANY MANAGEMENT SYSTEM TO BE SUBMITTED AT THE END

OF THE YEAR IN BOARD PRACTICALS.

4. TO SOLVE THE Q2 BASED ON THE CHAPTERS COVERED 4 TO 6 OF ALL THE BOARD PAPERS

FROM 2006 TO 2013 IN THE NOTE BOOK.

IP CLASS 12

1. TO MAKE A PROJECT IN NETBEANS ON ANY MANAGEMENT SYSTEM TO BE SUBMITTED AT

THE END OF THE YEAR IN BOARD PRACTICALS.

2. TO SOLVE THE Q1 BASED ON THE CHAPTERS COVERED 1 AND 2 OF THE BOARD PAPERS FROM

2011 TO 2013 ALONG WITH ALL THE SAMPLE PAPERS GIVEN IN THE QUESTION BANK IN THE

NOTE BOOK.

VIVEK GUPTA

PGT COMPUTERS

Documents

DTEA Sr. Sec. School, Janak Puri, Class-XII HOLIDAY ... · PDF fileDTEA Sr. Sec. School, Janak Puri, Class-XII HOLIDAY HOMEWORK - 2013 Biology BIOLOGY 1. Select any one suggested investigatory