autumn break holidays homework class- xii...
TRANSCRIPT
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Autumn Break
Holiday Homework
Class: XII A
Q:1 Revise all the Chapters for half yearly and periodic test 2 by underlining the value points.
Autumn Break Holidays Homework
Class- XII
Physics
S.no Date Time Topic
1. 26-09-2017 3Hr TIR and its application , Prism Formula, Compound
microscope and astronomical telescope
2. 27-09-2017 3Hr Interference , diffraction , polarization ,
3. 28-09-2017 3Hr Self induction, Mutual Induction, Transformer
4. 29-09-2017 3Hr Electric field intensity at a point on Axial & Equatorial
Line
5. 30-09-2017 3Hr Gauss theorem and its application
6. 01-10-2017 3Hr Electric potential at a point due to a dipole and
capacitance of a parallel plate capacitance
7. 02-10-2017 3Hr Kirchhoffs Law and Numeric based on it
8. 03-10-2017 3Hr Potentio Meter , Wheat Stone Bridge and its application
9. 04-10-2017 3Hr Mutual induction of Galvano meter
10. 05-10-2017 3Hr Lens maker formula, amperes circuital law
HOLIDAY HOME WORK
ACCOUNTANCY
CLASS XII B
1. Solve all practical questions of Issue of Debentures in homework notebook.
2. Revise and create prescribed format of Companies Balance Sheet as per Companies act 2013 in
Homework notebook.
3. Solve five Practical Questions from each chapter in Homework Notebook with proper format
and
4. Revise complete Syllabus with theory.
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HOLIDAY HOMEWORK
BUSINESS STUDIES
XII B
1. Find Case Studies on Staffing and solve them in Homework notebook.
2. Do practice of Case Studies related to all chapters.
3. Find and solve five case studies of each chapter in Homework notebook.
4. Learn complete syllabus with concerned Definitions.
HOLIDAY HOME WORK OF CLASS XII (2017-18)
1. Show that 0
43
32
21
cxxx
bxxx
axxx
where a, b, c are in AP.
2. using properties of determinants, prove that
2
2
2 2( )
2
a b c a b
c b c a b a b c
c a c a b
3. Solve the system of linear equation
-
+
= 4,
+
= 0,
+
+
= 2, x 0, y 0, z 0
4. If 1cosa xy e
, show that2
2 2
2(1 ) 0
d y dyx x a y
dx dx .
5. Differentiate: 1sin cos
cos2
x x
with respect to x, where4 4
x .
6. Show that function f(x) defined by ( )
{
( )
,
is continuous at x=0
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7. A window is in the form of a rectangle surmounted by a semi-circular opening. The total perimeter of the window is 10 m. find the dimensions of
the window so as to admit maximum light through the whole opening.
8. Show that the height of the cylinder of greatest volume which can be inscribed in a right circular cone of height h and semi vertical angle is one third that of the cone and the greatest volume of the cylinder is
.
9. . Evaluate:
10. Evaluate ( )( )
( )( )
11. 2
2
1
( 2) lim .Integrate x x dx by it as a sum
12. Evaluate
dx
13. Find the area lying above the x-axis and included between the circle x2 + y2
= 8x and the parabola y2 = 4x.
14. Using integration compute the area of the region bounded by the lines2x + y = 4,
3x 2y = 6, and x 3y + 5 = 0.
15. ..02)(: 22 xydydxyxequationaldifferentitheSolve
16. If the vectors
a ,
b ,
c are coplanar then show that
a +
b ,
b +
c and
c +
a
are also coplanar.
17. Solve the following differential equation :
xtanydx
dyxcos2
18. A toy company manufactures two types of dolls, A and B. Market tests and available resources have indicated that the combined production level should
not exceed 1200 dolls per week and the demand for dolls of type B is at most
half of that for dolls of type A. Further, the production level of dolls of type
A can exceed three times the production of dolls of other type by at most
600 units. If the company makes profit of Rs 12 and Rs 16 per doll
respectively on dolls A and B, how many of each should be produced weekly
in order to maximize the profit?
19. Evaluate : dxxx2
1
3
20. .4
atdx
ydfind,sinay,
2tanlogcosaxIf
2
2
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Autumn Break Holiday homework Computer Science
Q:1 Solve CBSE board questions papers of year 2013 to 2016 (Q:1 to Q:4).
Autumn Break Holiday homework Informatics Practices
Q:1 Solve CBSE board questions papers of year 2013 to 2016.
() : 2017 -18
1.
i ) |
ii , |
2 :-
i )
ii )
3. ? |
4. |
Holidays Homework
Subject: English
Class: XII
Q1: Learn all the chapters of Flamingo and Vistas. (as mentioned in syllabus )
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Q2: Read ch 1-14 of the novel' The Invisible Man' and learn all the questions related to it.
Q3: Practice two Comprehension and two Notemaking.
Q4: Education has always been a noble profession but today, education is fast becoming
commercialized. Parent have to shell out a lot of money on coaching classes, tution fees, etc. Write an
article in 150-200 words on 'The State Of Education Today'. You are Karun\Karuna.
Q5: You are Karan Bajaj, a leading lawyer practising in Surat. You want to buy an independent house at
Noida to be used as office-cum-residence. Draft an advertisement in about 50 words for the classified
column of a local newspaper.
Q6: You are Rahul Vaid of 10-D Preet vihar. You have come across an advertisement in 'The Times Of
India' for the recruitement of Computer Engineer. Apply in response to the advertisement, give your
necessary details.
Autumn Holiday Home Work XII (Economics)
WRITTEN WORK
1. State the various components of the expenditure method that are used to
calculate national income.
2. State the significance of real GDP.
3. Explain banker to the government function of the central bank.
4. Explain how open market operations are helpful in controlling credit
creation.
5. Explain the medium of exchange function of money. How has it solved
the related problem created by barter?
6. What is meant by aggregate demand? Explain the various component of
aggregate demand.
7. Explain the concept of normal resident.
8. If LRR is 20% and initial deposits Rs 5000, explain the process of money
creation by the commercial bank.
9. State under what conditions in the following statements may be true: a. GDP is equal to GNP at market prices.
b. Domestic Income is greater than National Income
c. Value of output is equal to Value Added.
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10. In a hypothetical market of mobile phones, the brand AWAAZ was
leading the market
share. Its nearest competitor VAARTA suddenly changed its strategy by
bringing in a new
model of the mobile phone at a relatively lesser price. In response,
AWAAZ too slashed its
price.
Based on the above information, identify the form of market represented and
discuss any four
features of the market.
11. Explain circular flow with two sector economy.
RIVISION (MICROECONOMICS)
Consumers equilibrium
Demand
Cost & Revenue
PROJECT WORK
Students must submit project work immediately after autumn
break.