izdk'ke; dy ds fy, · izdk'ke; dy ds fy, summer holiday homework class xii- chemistry...
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izdk'ke; dy ds fy,
izdk'ke; dy ds fy,
Summer Holiday Homework
Class XII- English
1. Make a collage of classified advertisements. Cut them from newspapers/ magazines and paste
them on a chart paper.
2. Write an article on HOW THE WORLD WILL BE DIFFERENT POST COVID 19 in 150 – 200
words.
3. Your school is celebrating GOOD HEALTH DAY in the school campus . Make an informative
and catchy poster for it.
4. Read the novel THE INVISIBLE MAN by H.G.WELLS
OR
THE STORY OF MY LIFE BY HELEN KELLER
Make a Project on it which should have the following
A) Characters Sketches of the main characters.
B) Its Story in your own words.
C) Cover page showing your creativity.
5. Revise all the chapters done till now.
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Summer Holiday Homework
Class XII- Physics
Solve the following questions:-
1. Four point charges are 2µC, -5µC, 2µC & -5µC are located at the corner of a square ABCD of side
10cm. What is the force on Charge of 1µC placed at the centre of the square?
2. A conducting sphere of radius has an unknown charge. If the electric field 20cm from the centre of
sphere is 1.25*103 N/C and points radially inwards, what is the net charge on the sphere?
3. An infinite line charge produces a field of 9*104 N/C at a distance of 2cm. Calculate the linear charge
density.
4. A spherical shell of radius a with charge Q is expanded to radius b. Find the work done by the electric
forces in the process.
5. Can there be a potential difference between two conductors of same volume carrying equal positive
charge?
6. Sketch a graph to show how charge Q given to a capacitor of capacity C varies with the potential
difference V.
7. Two charges 3*10-8 C and -2*10-8C are located 15cm apart. At what point the line joining the two
charges is the electric potential zero? Take the potential at infinity to be zero.
8. An early model for an atom considered it to have a positively charged point nucleus of charge Ze,
surrounded by a uniform density of negative charge up to radius R. The atom as a whole is neutral. For
this model, what is the electric field at a distance r from the nucleus?
9. Can two equipotential surfaces intersect each other? Give reason.
10. A sphere S1 of radius r1encloses a total charge Q. if there is another concentric sphere S2 of radius
r2(>r1) and there be no additional charges between S1 and S2, fine the radio of electric flux between
S1 and S2.
11. Two identical cells, whether joined together in series or in parallel give the same current, when
connected to external resistance of 1Ω. Find the internal resistance of each cell.
12. A wire of resistance 5Ω is drawn out so that its length is increased by twice its original length.
Calculate its new resistance.
13. A wire carries a current of 0.5A, when a potential difference of 1.5 V is applied across it. What is its
conductance? If the wire is of length 3m and area of cross-section 5.4 mm2, calculate its conductivity.
14. What happens to drift velocity (Vd) of electrons and the resistance R if the length of a conductor is
doubled (keeping potential difference unchanged)?
15. The resistivity of semiconductors and insulators decrease with increase of temperature. Why?
16. An alpha particle of mass 6.65 * 10-27kg is travelling at right angle to a magnetic field with a speed of
6 * 105 m/s. The strength of the magnetic is 0.2T. Calculate the force on alpha particle and its
acceleration.
17. An long straight wire in the horizontal plane carries a current of 50 A in north to south direction. Give
the magnitude and direction of B at a point 2.5m east of the wire?
18. Acircular coil of wire consisting of 100 turns, each of radius 8.0 cm carries a current of 0.40 A. What
is the magnitude of magnetic field B at the centre of the coil?
19. A straight wire carrying a current of 12 A is bent into a semi circular arc of radius 2.0 cm as shown.
What is the magnetic field B at O due to
i) straight segments ii) the semi-circular arc?
20. Why electrons cannot be accelerated by a cyclotron?
Section-B
Prepare a frequency, wavelength table and uses of electromagnetic spectrum.
Complete the notes of unit 1,2 &3.
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Summer Holiday Homework
Class XII- Chemistry
General instructions to be followed while doing holiday homework
* Take a printout of the holiday homework and do the holiday homework .
* Holiday homework should be done as per the instruction given.
* The child will be assessed for the neat handwriting , presentation , creativity and submission of the
work on time.
* Parents can be facilitator at home but the work should be done independently by the child in
his/her own handwriting.
HOLIDAY ASSIGNMENT
1. Write down the Questions Ansswers of following Chapter provide to you in pdf formate in
separate note book.
Chapter 1: Solutions
Chapter 2: Electrochemistry.
Chapter 5: General Principles and Processes of Isolation of Elements
Chapter 14: Biomolecules
Chapter 15: Polymers
2. Chart work
* Prepare a chart of Galvanic cell and Electrolytic cell (Draw digram) and write the reaction of
anode and cathode.
* Prepare a chart of concentration of the ore.
i Hydraulic Washing
ii magnetic separation methods
iii Froth floatation method
HOME ASSIGNMENT
P-Block Elements
1 Write the formulae of any two oxoacids of chlorine.
2 Write the formulae of any two oxoacids of sulphur.
3 Which allotrope of sulphur is thermally stable at room temperature?
4 Write the structures of the following molecules: (i) H2SO3 (ii) XeOF4
5 Write the structures of the following:
(i) H2S207 (ii) Xe03
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6 Give reasons for the following:
(i) H2Te is the strongest reducing agent amongst all the hydrides of group 16-elements.
(ii) Helium is used in diving apparatus as a diluent for oxygen.
7 Give reasons for the following:-
(ii) H2Te is more acidic than H2S.
(iii) Chlorine water on standing loses its yellow colour.
8 (a) Account for the following:-
(i)Reducing character decreases from S02 to TeO2.
(ii) HClO4 is a stronger acid than HCIO.
(b) Draw the structures of the following:
(i) H2S2O8
(ii) XeOF4.
9 (a) Write the formula of first noble gas compound prepared by N. Bartlett. What inspired N. Bartlett
to prepare this compound?
(b) Fluorine is a stronger oxidising agent than chlorine. Why?
(c)Write one use of chlorine gas.
(d)Complete the following equation:
CaF2 + H2S04 ———>
10 (a) Account for the following:-
(i) H—O—I is a weaker acid than H—O—Cl.
(ii) Bond angle decreases from H2O to H2S.
(b)Draw the structures of the following:
(i) SF4
(ii) XeF2
11 (i) Write the name of the allotrope of sulphur which is stable at room temperature.
(ii) Chlorine water on standing loses its yellow colour. Why?
(iii) Complete the following equation: F2 + H20 ———>
12 (a) (i) Acidic character increases from HF to HI.
(ii) There is large difference between the melting and boiling points of oxygen and sulphur..
(b) Draw the structures of the following:
(i) CIF3 (ii) XeF4
13 (i) How the supersonic jet aeroplanes are responsible for the depletion of ozone layers?
(ii) F2 has lower bond dissociation enthalpy than Cl2. Why?
(iii) Which noble gas is used in filling balloons for meteorological observations?
(iv) Complete the equation:
XeF2 + PF5 ——->
14 (a) Draw the structure of the following
(i) H4P207 (pyrophosphoric acid) (ii) XeF2
(ii) XeF4 + O2F2 ———->
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(iii) Name two poisonous gases which can be prepared from chlorine gas.
15 Arrange the following in the order of property indicated against each set:
(i) HF, HCl, HBr, HI – increasing bond dissociation enthalpy.
(ii) H20, H2S, H2Se, H2Te – increasing acidic character
16 Give reasons for the following:
(i) Oxygen is a gas but sulphur is a solid.
(ii) O3 acts as a powerful oxidising agent.
17 (a) Account for the following:
(i) Helium is used in diving apparatus.
ii Fluorine does not exhibit positive oxidation state.
iii Oxygen shows catenation behaviour less than sulphur.
b Draw the structures of the following molecules:
(i) XeF2 (ii) H2S2O8
18 Although the H-bonding in hydrogen fluoride is much stronger than that in water yet water has a
much higher boiling point than hydrogen fluoride. Why ?
19 (i) Sulphur in vapour state exhibits paramagnetism.
(ii) The halogens are coloured. Why ?
20 Explain the following observations:
(i) Sulphur has a greater tendency for catenation than oxygen.
(ii) ICl is more reactive than I2.
(iii) Despite lower value of its electron gain enthalpy with negative sign, fluorine (F2) is a stronger
oxidising agent than Cl2.
izdk'ke; dy ds fy,
HHW Assignment 1 class -XII
MATH
1. Let A = 1,2,3, B = 4,5,6,7 and Let f = (1,4), (2,5), (3,6) be a function from A to B. State
whether f is one one or not.
2. Let A = R – 3 and B = R – 1. Consider the function f : A→B defined by f(x) = ( 𝑥−2
𝑥−3 ).
Is f one- one and onto? Justify your answer.
3. Show that the function f in A = IR – 2
3 defined as f(x) =
4𝑥+3
6𝑥−4 is one-one and onto. Hence find f -1
4. Let N denote the set of all natural numbers and R be the relation on N × N defined by (a,b) R (c,d)
if ad(b+c) = bc(a+d) show that R is an equivalence relation.
5. Show that the relation R in the set A = 1,2,3,4,5given by R = (a,b) : |a – b| is even is an
equivalence relation.
6. Let A = 1,2,3,…..9 and R be the relation in A×A defined by (a,b) R (c,d). If a+d = b+c for (a,b),
(c,d) in A×A. Prove that R is an equivalence relation. Also obtain the equivalence class [(2,5)].
7. If sin (sin-1 1
5 + cos-1 x ) = 1, then find the value of x.
8. Show that :
Cot-1 ( √1+sin𝑥 + √1−sin𝑥
√1+sin𝑥 − √1−sin𝑥 ) =
𝑥
2
9. Solve the following for x :
tan-1 ( 𝑥−1
𝑥−2 ) + tan-1 (
𝑥+1
𝑥+2 ) =
𝜋
4
10. Show that :
tan-1 ( √1+𝑥 – √1−𝑥
√1+𝑥 + √1−𝑥 ) =
𝜋
4 - 1
2 cos-1 x
11. Show that :
tan-1 1
4 + tan-1
2
9 =
1
2 tan-1
4
3
12. Find the value of the following:
tan 1
2 [ sin-1
2𝑥
1+𝑥2 + cos-1
1−𝑦2
1+𝑦2 ], |x| < 1, y > 0 and xy < 1.
13. Using elementary row operations, find the inverse of the following matrix:
(i) [2 51 3
] (ii) [3 −2 −43 −2 −5−1 1 2
]
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HHW Assignment 2 class -XII
MATH
1. If A = [2 0 12 1 31 −1 0
], find A2 – 5A + 4I and hence find a matrix X such that A2 – 5A + 4I + X = 0.
2. Find matrix X if,
X [1 2 34 5 6
] = [−7 −8 −92 4 611 10 9
].
3. Show that:|1 + 𝑎2 − 𝑏2 2𝑎𝑏 −2𝑏
2𝑎𝑏 1 − 𝑎2 + 𝑏2 2𝑎2𝑏 −2𝑎 1 − 𝑎2 − 𝑏2
| = ( 1+ a2 + b2 )3.
4. Using properties of determinants prove that: |
1 1 + 𝑝 1 + 𝑝 + 𝑞2 3 + 2𝑝 1 + 3𝑝 + 2𝑞3 6 + 3𝑝 1 + 6𝑝 + 3𝑞
| = 1.
5. If x, y, z are different and |𝑥 𝑥2 1 + 𝑥3
𝑦 𝑦2 1 + 𝑦3
𝑧 𝑧2 1 + 𝑧3| = 0, then 1 + xyz = 0.
6. Show that: |
(𝑏 + 𝑐)2 𝑎2 𝑎2
𝑏2 (𝑐 + 𝑎)2 𝑏2
𝑐2 𝑐2 (𝑎 + 𝑏)2| = 2abc (a + b + c)3.
7. If A = [3 2 14 −1 27 3 −3
], then find A-1.
Hence solve the following system of equations 3x + 2y + z = 6, 4x – y + 2z = 5, 7x + 3y – 3z = 7.
8. Find [−4 4 4−7 1 35 −3 −1
] [1 −1 11 −2 −22 1 3
]. Use this to solve the equation.
x – y + z = 4, x – 2y – 2z = 9, 2x + y + 3z = 1.
9. Using matrix method, solve the equation: 2
𝑥 +
3
𝑦 +
10
𝑧 = 4 ,
4
𝑥 - 6
𝑦 +
5
𝑧 = 1,
6
𝑥 +
9
𝑦 - 20
𝑧 = 2.
10. If the function f(x) defined as f(x) = 3𝑎𝑥 + 𝑏 , 𝑥 > 111 , 𝑥 = 1 5𝑎𝑥 − 2𝑏 , 𝑥 < 1
is continuous at x = 1. Find the
value of a and b.
11. Find the value of k, for which the following function f defined below is continuous
f(x) =
𝑘 cos𝑥
𝜋−2𝑥 , 𝑥 <
𝜋
2
3 , 𝑥 =𝜋
23 tan𝑥
2𝑥− 𝜋 , 𝑥 >
𝜋
2
12. Find 𝑑𝑦
𝑑𝑥 , if y = sin-1 [ x √1 − 𝑥 - √𝑥 √1 − 𝑥2 ]
13. If y = 𝑒𝑎 sin−1 𝑥 , -1 ≤ x ≤ 1, then show that (1 – x2)
𝑑2𝑦
𝑑 𝑥2 - x
𝑑𝑦
𝑑𝑥 - a2y = 0.
14. If y = (sin 𝑥 − cos 𝑥)sin𝑥−cos𝑥 , 𝜋
4 < x <
2𝜋
4. Then find
𝑑𝑦
𝑑𝑥
izdk'ke; dy ds fy,
HHW Assignment 3 class -XII
MATH
1. If xy = 𝑒𝑥−𝑦, show that 𝑑𝑦
𝑑𝑥 =
log 𝑥
[log(𝑥𝑒)]2
2. If x = a (cos t + log tan 𝑡
2 ) , y = a sin t. Find
𝑑𝑦
𝑑𝑥.
3. If sin y = x sin (a + y), then show that 𝑑𝑦
𝑑𝑥 =
sin2(𝑎+𝑦)
sin𝑎
4. If y = 𝑥sin 𝑥−cos𝑥 + 𝑥2−1
𝑥2+1 , find
𝑑𝑦
𝑑𝑥.
5. If y = [ x + √𝑥2 + 1]m , then show that (x2 + 1) 𝑑2𝑦
𝑑 𝑥2 + x
𝑑𝑦
𝑑𝑥 - m2y = 0.
6. Find 𝑑𝑦
𝑑𝑥 if y = sin-1 (
2𝑥+1
1+4𝑥 ).
7. The volume of a cube is increasing at the rate of 9cm3/sec. How fast is its surface area increasing
when the length of an edge is 10cm.
8. Find the intervals in which the function f(x) = (x – 1) (x – 2)2 is :
(a)increasing (b)decreasing
9. Find the intervals in which the function f given by f(x) = sin x – cos x, 0 ≤ x ≤ 2π , is strictly
increasing or strictly decreasing.
10. For the curve y = 4x3 – 2x5 , find all those points at which the tangent passes through the origin.
11. Show that a cylinder of given volume, open at the top, has minimum total surface are. If its height is
equal to the radius of the base.
12. Show that the volume of the largest cone that can be inscribed in a sphere of radius R is 8
27 of the
volume of the sphere.
13. An open tank with a square base and vertical sides is to be constructed from a metal sheet so as to
hold a given quantity of water. Show that the total surface area is least when depth of the tank is
half of its width.
izdk'ke; dy ds fy,
Summer Holiday Homework
Class XII- Biology
1. Write in detail (about 2-3, A4 sheets) on following topics.(compulsory for all students)
i. Linkage and recombination
ii. Mendelian disorder
iii. Chromosomal disorders
iv. Mutations
v. Lac operon
vi. Hardy Weinberg principle
vii. Human genome project
viii. Evolution of man
ix. Assisted reproductive technologies.
x. Common diseases in human
2. Collect relevant information for investigatory project on any one of the following topics.
a. Pandemic by COVID -19
b. Drugs and its effect
c. GM crops
d. Green energy
e. Smog in Delhi -NCR
f. Biodiversity at Sultanpur bird santury
g. Cancer
h. Immunity and AIDS
i. Role of Microbes in human life.
j. Biotechnology in human welfare
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Summer Holiday Homework
Class XII- Accounts
Write the answers
1. Under which circumstances charge in profit sharing ratio is nearest?
2. How will the firm record the payment of realization expenses which were to be borne by a partner but
paid by the firm on his behalf?
3. State any two methods of valuation of goodwill on the basis of super profits
4. What is meant by partnership deed? Write any two contents of partnership deed.
5. On 01.04.2015, A, B and C are partners sharing profits and losses in the ratio of 3:2:1. Accounts are
closed on 31st March annually. C died on 1st Aug. 2014. Besides his capital, C’s legal representative is
entitled to:
i. Interest on capital at 10% per annum upto the date of death.
ii. Partner’s share of profit based on the current year’s profit. It is estimated that current year’s profit
will be 20% more than previous year’s profit.
iii. Partner’s share in goodwill which is to be calculated at three years purchase of the average profit
of the last four years. C’s capital on 1st April, 2014 stood at Rs. 80000 and his drawing from that
date to the death amounted to Rs. 11000. Profit and loss for the last four years is 2010-11: Rs.
30000, 2011-12: Rs. 56000, 2012-13 Rs. 10000 (Loss) and 2013-14: Rs. 68000 respectively.
Prepare C’s Capital Account.
6. Paras and Lokesh are partners in the firm, agreed to appropriate the profits of their
Firm on the following terms:
a. Interest is payable on capital @ 5% p.a.
b. Paras will be entitled to a salary of Rs. 500 per month.
c. Interest on loan to be given by the firm to the partner @ 10% p.a.
d. Interest on drawing charged from the partner @ 5% p.a.
e. Lokesh will get commission @ 1% on the sales made during the year.
f. Passed is entitled to rent Rs. 25000 p.a. for allowing the firm to carry on the business in his
premises.
The net profit and sales of the firm for the year ended 31st March 2015 was Rs. 180000 before above
adjustment and 700000 respectively. Other particulars were:
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Particulars Paras (Rs.) Lokesh (Rs.)
Capital balance on 01.04.2014
Loan advance on 01.10.2014
Drawing made during the year
150000
-
40000
140000
100000
30000
Prepare profit and loss appropriation A/c for the year 2014-15 from the above transactions.
7. Aman and Harsh were partners in a firm. They decided to dissolve their firm. Pass necessary journal
entries for the following after various assets (other than cash and bank) and third party liabilities have
been transferred to realization A/c.
a. There was furniture worth Rs. 50000. Aman took over 50% of the furniture at 10% discount and the
remaining furniture was sold at 30% profit on book value.
b. Profit and loss account was showing a credit balance of Rs. 15000 which was distributed between
the partners.
c. Harsh’s loan of Rs. 6000 was discharged at Rs. 6200
d. The firm paid realization expenses amounting to Rs. 5000 on behalf of Harsh who had to bear
these expenses.
e. Creditors, to whome the firm owned Rs. 6000, accepted stock of Rs. 5000 at a discount of 5% and
the balance in cash.
f. The loss on dissolution was Rs. 8000.
8. Sin, Tin and Jin are partners sharing profit and losses equally. Their balance sheet as at 31st March,
2015 stood as follows:
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Liabilities Amount (Rs.) Assets Amount (Rs.)
Sin’s Capital
Tin’s Capital
Jin’s Capital
Creditors
General reserve
250000
200000
150000
140000
60000
Building
Plant and Machinery
Patent and Copyright
Stock
Debtors
Bank
200000
100000
150000
125000
150000
75000
800000 800000
From 1st April, 2015, the partners decide to shared profit and losses in the ratio of : 2 : 1 and for
that purpose, the following revised value assets were agreed upon:
Building Rs. 275000, plant and Machinery Rs. 90000, Patient and copyright Rs. 132500, Stock Rs.
200000. Prepaid Insurance Rs. 5000 and Debtors Rs. 142500. Goodwill of the firm was valued at
Rs. 60000.
Partners decided not to disturb the reserves. Also, they decide not to record the revised value of
assets in the book of accounts. You are required to:
a. Pass the necessary journal entry to give the effect to the above agreement without opening
revaluation account.
b. Prepare partners capital accounts and balance sheet of the reconsittuated firm.
c. Show your working clearly.
Q9. Ashish and Brijesh were partners in a firm sharing profits and losses in the ratio of
3 : 2. They were trading in artificial limbs. On 1st April 2015, they admitted Chaman, a good friend
of Ashish, into the partnership. The balance sheet of Ashish and Brijesh as at 31st March 2015 was
as follows:
izdk'ke; dy ds fy,
Liabilities Amount (Rs.) Assets Amount (Rs.)
Sundry creditors
Reserve
Capital’s Ales
Ashish 90000
Brijesh 48000
112200
12000
138000
Cash in hand
Bills receivable
Sundry Debtors
Stock-in-Trade
Furniture
Land and Building
66000
10500
48000
60000
3000
75000
262500 262500
Chaman was admitted in the firm on the following terms:
i. Chaman will bring in 30000 as his share of capital but he was unable to bring any amount of
goodwill.
ii. The profit and loss sharing shall be so adjusted that, Ashish receives half of Brijesh’s share and
chaman receives one third of ashish’s share.
iii. The goodwill of the firm was valued at Rs. 60000
iv. The value of stock reduced by 10% and furniture was overvalued by Rs. 150
v. The capital of all the partners will be adjusted in this profit and loss sharing ratio.
Prepare profit and loss adjustment account, capital account of partners and balance sheet of the new
firm from the above.
10 Anged, kunal and Nitin were partner s sharing profits and losses in the proportion of 2:2:1
respectively. The balance sheet of their firm as at 31st march 2015 stood as follows:
Liabilities Amount
(Rs.)
Assets Amount
(Rs.)
Capital A/c
Anged 12500
Kunal 15000
Nitin 20000
Creditors
Bills payable
47500
10000
2000
Stock
Machinery
Motor Van
Buildings
Bank
Debtors 8000
12500
17500
4000
22500
1250
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General reserve 6000 Less: provision for 250
Doubtful debts
7750
65500 65500
Angad retires, due to illness, on 1st April 2015, subject to the following adjustment:
a. Provision for bad and doubtful debts to be increased by Rs. 975
b. Stock to be appreciated by 20% and building by 10%
c. Machinery to be depreciated by 10% and Motor Van by 15%
d. Goodwill of the firm to be valued at Rs. 9000. It is also decided that after retirement of Angad,
goodwill not to be shown in the book.
e. The capitals of the continuing partners are to be adjusted according to the new profit sharing ratio
which is agreed between Kunal and Nitin as 3:2 respectively.
f. Excess or shortfull in Kunal and Nitin’s capital account to be transferred to their respective current
accounts.
You are required to prepare:
1. Revaluation account
2. Partner’s capital accounts
3. Balance sheet of the reconstituted firm.
11 What is Fund based accounting.
12 Difference between Receipts & Payment a/c and Income and expenditure a/c.
13 Show how will you deal following.
Prize fund Rs 80,000
Prize given Rs 10,000
Donation for prize fund Rs 25,000
Prize fund Investments Rs 60,000
Interest on Investment Rs 6,000
14 As per Receipts and Payments account for the year ended on March 31,2017, the subscription received
were Rs 6,00,000.
1. Subscriptions outstanding on 1-4-2016 Rs 60,000
2. Subscriptions outstanding on 31-3-2017 Rs 40,000
3. Subscriptions Received in Advance as on 1-4-2016 Rs 32,000
4. Subscriptions Received in Advance as on 31-3-2017 Rs 38,000
Ascertain the amount of subscription for the year 2016-17.
15 Calculate the amount consumed of stationary for the year ended 31st March 2015
1. Stock of stationary on 1st April 2014 Rs 7,000
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2. Creditors for stationary on 1st April 2014 Rs 4,000
3. Advance creditor on 1st April 2014 Rs 6,000
4. Stock of stationary on 31st March 2015 Rs 3,009
5. Creditor for stationary on 31st March 2015 Rs 8,000
6. Advance creditor on 31st March 2015 Rs 1,500
7. Amount paid for stationary during 2014-15 Rs 42,000
16 A,B and C were partnership sharing profits in the ratio of 4:3:1.The partner agreed to share future
profits in the ratio of 5:4:3. Calculate each partner's gain sacrifice due to change in ratio.
17 On 1st April,2020,A and B,sharing profits 2/3 and 1/3 respectively.They admit C into partnership on
condition that he pays Rs 3,00,000 as capital and Rs 90,000 for 1/6 share of Goodwill which he
acquires equally from A and Half amont of Goodwill is withdrawn by the old partner.
Give journal entries.
izdk'ke; dy ds fy,
Summer Holiday Homework
Class XII- Business Studies
1. complete assignment of the following chapters in notebook:
Ch-1Nature and significance of management
Ch-2 Principles of management
Ch-3 Business environment
Ch-4 Planning
Ch-5 Organising
Ch-6 Staffing
2. Do 5 case studies of each chapter in notebook.
3. Project on
( Elements of Business Environment)
a) Changes witnessed over the last few years on mode of packaging and its economic impact.
b) Changing role of the women in the past 25 years relating to joint families, nuclear families,
women as the bread earner of the family.
c) The trend in the changing intertest rates and their effect on savings.
d) A study on child labour laws, its implementation and consequences.
e) The state of 'anti plastic campaign', the law, its effect and implementation.
f) The laws of mining/ setting up of industries, rules and regulations, licences required for running
that business.
g) Social factors affecting acceptance and rejection of an identified product.( Dish washer, Atta
maker, etc)
h) Effect of changes in technological environment on the behaviour of employee.
OR
(Principles of Management)
Students are required to visit any one of the following:
a) A Departmental Store.
b) An Industrial Unit.
c) A fast food outlet.
d) Any other organization.
You are required to observe the application of the General Principles of Management advocated by
Fayol or enquire into the application of Scientific management techniques by F.W. Taylor in the
unit visited
izdk'ke; dy ds fy,
Summer Holiday Homework
Class XII- Economics
1. complete assignment of the following units:
Unit-1National income and related aggregates
Unit-2 Money and banking
Unit-3 Determination of income and employment
Unit-4 Government budget and the economy
2. Learn all the mcq's,fill ups,true false of unit-1,2,3,4
ANSWER THE FOLLOWING QUESTIONS:
i. What is the difference between micro economics and macro economics?
ii. What is circular flow of income and its importance in national income?
iii. What lowers the significance of GDP as an index of welfare?
iv. Difference between factor income and transfer income?
v. What is real flow and money flow?
vi. What is GDP deflators?
vii. Should the following be treated as normal resident of INDIA?give reasons of your answer
a) foreigner working in Indian embassy in Canada.
b) Indian working in Asian development bank in America.
c) indian student in USA who has been living there for five years.
viii. An ambassador in US embassy in INDIA stays in his job for aperiod
exceeding one year. Would he be treated as a resident or non
resident of INDIA?
PREPARE YOUR PROJECT:
It should be neat and clean
Students have to prepare project themselves in their own writing.
Topics
i. GST
ii. DEMONETISATION
iii. POVERTY
iv. GDP AND WELFARE
v. EMPLOYMENT
vi. INFLATION
vii. BANKING SYSTEM OF INDIA
viii. ECONOMIC REFORMS
ix. GOVERNMENT BUDGETS
(One sample should be shared via class group)
izdk'ke; dy ds fy,
Summer Holiday Homework
Class XII- Hindi
1 कोरोना वायरस” ववषय पर एक ववजञापन तयार कीजिए जिसम ववशव सतर पर इसस लडन व सावधानी कोरट दराटया गया हो ।
2 आपक ववघालय म सवासय ददवस का आयोिन ककया िा रहा ह।इस ववषय पर एक अनचछद ललख व ववजञापन तयार कीजिए ।
3 महान सादहतयकार “हररवर राय बचचनिी” दवारा रचचत ननरा ननमनतरण कववता कोर को पढकर एक
पररयोिना (Project) बनाए जिसम- • कवव िीवन पररचय-
• कववता कोर का सारर
• पररयोिना का मखय पषठ (cover page)रचनातमक ढग स बनाए। • YOU CAN MAKE UR PROJECT IN 3D FORM
4 ककषा म हए पाठयकरम की पनराववि(REVISE ALL YOUR SYALLBUS TILL NOW)
izdk'ke; dy ds fy,
Summer Holiday Homework
Class XII- Political Science
A. Political Science Project- Prepare a project according to CBSE guidelines.
Topics as discussed in the classroom.
You need to choose one topic from the given topics and prepare a project
Some suggested topics are:
1. The recent Lok Sabha Elections 2019 were hotly contested. Many parties were in the fray and the
results have been declared. Analyse this election .
2. Partition- Theory behind it and its legacy
3. State Reorganisation– Do we still require it?
4. Election Commission- its changing role and importance
5. One Party Dominance-Congress to BJP post 2014 (depending upon the election results)
6. Change in India’s Foreign Policy
7. India’s relation with its neighbours- any one country can be studied
8. Cold war- Is the world heading to Cold war 2- USA and China
9. UN and its agencies – a Mock Event can be presented by the group
10. Environment- Sustainable development- Need of the hour
11. Globalisation – Eco., Pol., and Cultural Impact on Third World
General Instructions:
1. Project should be a handwritten project on a A4 size sheet.
2. Project should be summed up in 10-15 pages.
3. It should be well researched based on facts and figures and pictorial.
4. The project must have a Table of contents, Title/ Cover page, Acknowledgement, Bibliography,
Analysis with headings and sub-headings.
5. It must include relevant news clippings, facts and figures, pictures.
B. Read and revise the chapters taught in the class.
C. Write and learn all the States and their Capitals of India
a. Locate all the states in a political map of India.
b. Write all the Chief Minister’s of all the States of India.
c. Write all the Governors of all the states of India.
izdk'ke; dy ds fy,
Summer Holiday Homework
Class XII- Geography
General instructions to be followed while doing holiday homework
*Take a printout of the holiday homework and do the holiday homework .
* Holiday homework should be done as per the instruction given.
* The child will be assessed for the neat handwriting , presentation , creativity and submission of the
work on time.
* Parents can be facilitator at home but the work should be done independently by the child in
his/her own handwriting.
* Do question- 2 in a scrap file.
HOLIDAY ASSIGNMENT
1. Book 1, Unit I to V and Book II, Unit- I
* Read Chapter 2-2 times.
* Preparing 10-10 very short answer type question with answers from each chapter.
2. Map Work
* Prepare 1 scrap file and practice map from the chapter’s taught to you.
* Map Work World :- Population growth, intensive farming and cotton textiles, industries, Trans-
Siberian Railways, Canadian pacific railways, suez and panama canal.
* Map Work India:- Lowest and highest populations, Rice and wheat producing states, Main
River, Mineral iron, coal and oil refineries, Main steel plant.
3. Complete your practical work. (Related material will be shared.)
* Revise all the chapters done.
* Learn all the book exercise and question answers.
* Complete your note books.