Autumn Break. Holiday Homework. Biology. Class: XI A. Autumn Break Holiday Homework Biology

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1 1. Revise all the chapters for half yearly. 2. Complete the project of NCSC. A) Chapter 7 Rotational motion Autumn Break Holiday Homework Biology Class: XI A 1-Expression for the center of mass and its numerical. 2-Equation of rotational motion. 3-Relation between torque and angural momentum. 4-Geometrical meaning of them angural momentum. Autumn Break Holiday Homework Biology 5-Relation between the rotational kinetic energy and the moment of inertia. 6-Radius of gyration. 7-Theorm of parallel asix and perpendicural axis and the moment of inertia of a ring and a disk. 8-Theorm of conservation of energy and its application. B) chapter 6 work,energy and power 1-Work done by the variable force. 2-Conservative and non conservative forces. 3-Conservation of machenical energy and free falling of the body 4-Potential energy of a spring. 5-Work energy thoerm. 6-Elastic collision in 1 dimension. C) chapter 5 Laws of the motion 1-Application of impulse.

2 2-Second law of the motion is the real law of the motion. 3-connected motion and laws of limiting fiction. 4-prove that pull is eiser than pushing a roller. 5-Banking of the road and bending of the cyclist and numerical based on it. D) CHAPTER 4 AND CHAPTER 3 MOTION IN A STRAIGHT LINE AND MOTION IN PLANE 1-Triangural and parrllogram law of vector addition. 2-Numerical on cross product and dot product 3-Numericals on rain and man application. 4-Horizontal and augural projection and its numerical. 5- centripetal accretion E)Chapter 2 1-all type of error 2-error in addition, subtraction, multiplication, division and in power. Autumn Holiday Home Work XI (Economics) WRITTEN WORK 1. What was the focus of the economic policies pursued by the colonial government in India? What were the impact of these policies? 2. While the subsidies encourage farmer to use new technology, they are a huge burden on government finance. Discuss the usefulness of subsidies in the light of this fact. 3. Economic policy of 1991 stressed on removing unnecessary restrictions and creating a more competitive environment to increase its interaction with the world economy. Which value in your opinion have been realised as per New economic policy? 4. Discuss economic reforms in India in the light of social justice and welfare. 5. Do you think the Navaratnas policy of the government helps in improving the performance of public sector undertakings in India? How? 6. You are the head of village panchayat. You have been asked by the state government to help the government in removal of poverty from your rural block. What will you do to help the government? 7. Explain the three rural poverty alleviation programmes which are currently in operation.

3 REVISION WORK 1. Indian economy on the eve of independence 2. Indian economy ( ) 3. Collection of data 4. Organisation of data 5. Presentation of data ( tabular, diagrammatic & graphic) 6. Measures of central tendency- mean, median & mode. PROJECT WORK Students must submit project work immediately after autumn break. HOLIDAY HOMEWORK ACCOUNTANCY 1. Solve all practical questions of Cashbook, Other Subsidiary Books, and Trial Balance. 2. Practice make format of all Chapters of Syllabus in homework notebook. 3. Revise complete syllabus with theory. XI B HOLIDAY HOMEWORK BUSINESS STUDIES 1. Learn Banking Functions in details. 2. Learn and write following differences in homework notebook Business, Profession and Employment. Industry, Commerce and Trade Private Company and Public Company Memorandum of Association and Memorandum of Articles. Departmental Undertakings, Public Corporations and Government Companies. Public Enterprises/Sector and Private Enterprises/Sector. Real Time Gross Settlement (RTGS) and National Electronic funds transfer (NEFT) XI B

4 3. Learn complete syllabus with definitions. Class XI Informatics Practices Autumn Break Holidays Homework 1. What is the difference between SINGLE and SINGLE_INTERVAL selection modes of JList? Q.2(a) What is JVM? (b) What is the difference between JPanel and JFrame? (c) Rewrite the following statement using if-else n = (a > b )? a : b; (d) Mr. Rajan working for ABC Software Company has designed the following application. Help him to write the code for the following. (i) When Calculate button is clicked, Simple Interest should be calculated by getting the values from textfields(named principaltf, ratetf and timetf) and displayed in textfield (named sitf). ii)when Reset button is clicked, all the textfields should be cleared. iii) When Exit button is clicked, application should be closed. Q.3 (a) Ramesh wants to disable some of the jtextfields during runtime. Suggest him the suitable method to be used for this purpose. (b) (c) Name any two container controls in Java. Write the java statement to declare a variable named Status which may hold true or false value.

5 (d) Which method is used to get selected text from jcombobox1 control? (e) Vivek works in Aryan International School. He has developed the following interface in Netbeans with controls to calculate the total fee: Controls Name Purpose jtextfield txtname Student Name txttfee txtcfee txttotal Tution Fee Computer Fee Total Fee jradiobutton btnse Secondary section btnpr Primary section jbutton btnfee Get Fees btnclr Clear The tuition fee is Rs. 1200/- and Computer fee 300/- for Secondary. The tuition fee is Rs.1000/- and Computer fee is 200 for Primary section. The total fee is calculated as the sum of Tuition Fee and Computer Fee. 1. Write the code for calculate and display Total fee, Tution Fee and Computer

6 Fee should be displayed in corresponding text boxes, when Calculate Fee button is clicked. 2. Write the code for Clear button to clear all the text boxes and Secondary Radio button should be selected. Class XI Computer Science Autumn Break Holidays Homework Q.1 What is the output of following program? int x = 10, y; y = x++; cout << y; Q.2 What is the output of following program? int result = * 6 + 2; cout << result; Q.3 What is the output of following program? int x = 10, y; y = x++; cout << x; Q.4 What is the output of following program? int x = 10, y; y = x++ + x + ++x; cout << y; Q.5 What is the output of following program? cout << setw(5) << 77 << endl; cout << setw(5) << 100 << endl; cout << setw(5) << << endl; Q.6 What is the output of following program? float net = ; cout.precision(2); cout.setf(ios::fixed ios::showpoint); cout << net << endl; 7. How / operator is different from % operator? Ans: / operator is used to find the quotient whereas % operator is used to find the remainder. 8. Which type of operator is used to compare the values of operands?

7 9. How will you alter the order of evaluation of operator? 10. What is the unary operator? Write 2 unary operators. 11. What is the use of break statement in switch.. case? 12. Write a program to check whether a given number is palindrome or not. 13. Write a program to print fibonaci series. 14. Write a program to find whether a given number is even or odd or prime. 15. Write a program to print table of a given number. 16. Write a program to find whether a year is leap or not. 17. Differntiate between entry controlled and exit controlled loop. 18. What do you mean by infinite loop and empty loop? 19. Q.1 What is the output of following program? int x = 10, y; y = x++; cout << y; Q.2 What is the output of following program? int result = * 6 + 2; cout << result; Q.3 What is the output of following program? int x = 10, y; y = x++; cout << x; Q.4 What is the output of following program? int x = 10, y; y = x++ + x + ++x; cout << y; Q.5 What is the output of following program? cout << setw(5) << 77 << endl; cout << setw(5) << 100 << endl; cout << setw(5) << << endl;

8 Q.6 What is the output of following program? float net = ; cout.precision(2); cout.setf(ios::fixed ios::showpoint); cout << net << endl; 7. How / operator is different from % operator? Ans: / operator is used to find the quotient whereas % operator is used to find the remainder. 8. Which type of operator is used to compare the values of operands? 9. How will you alter the order of evaluation of operator? 10. What is the unary operator? Write 2 unary operators. 11. What is the use of break statement in switch.. case? 12. Write a program to check whether a given number is palindrome or not. 13. Write a program to print fibonaci series. 14. Write a program to find whether a given number is even or odd or prime. 15. Write a program to print table of a given number. 16. Write a program to find whether a year is leap or not. 17. Differntiate between entry controlled and exit controlled loop. 18. What do you mean by infinite loop and empty loop? HOLIDAY HOME WORK OF CLASS XI ( ) 1. Show that the middle term of the expansion is 2 n.x n, where n is a positive integer. 2. Find the term independent of x in the expansion of (

9 ) 3. Find the middle the middle term of the expansion ( ) 4. Find the number of different 8-letter arrangements that can be made from the letters of the word DAUGHTER so that (i) all vowels occur together (ii) all vowels do not occur together 5. What is the number of ways of choosing 4 cards from a deck of 52 cards? In how many of these, (i) 3 are red and 1 is black. (ii) All 4 cards are from different suits. (iii) At least 3 are face cards. (iv) All 4 cards are of the same colour. 6. Solve the following system of inequalities graphically: 3x + 2y 150, x + 4y 80, x 15, y 0 7. Express in the polar form and hence find modulus and argument -1+ i 8. Solve the following quadratic equations

10 i x 2 2x + i = 0 9. Using Mathematical Induction prove that : x x x x x x n n n n n n n 10. Solve the following equations sin 5x sin 3x Show that 3 3 cos x cos x 2 sin x Find the domain and range 2 x f x, : x R 2 1 x 13. If A 2,3, B 1,2,3,4 and C 3, 4,5,6 verify that (i) A ( B C) = ( A B) ( A C) (ii) A ( B C) = ( A B) ( A C) 14. There are 40 students in a chemistry class and 60 student in a physics class. Find the no. of students which are either in physics class or chemistry Class in the following cases : i) the 2 classes meet at the same hour. ii) the 2 classes meet at the different hr. and 20 student are enrolled in both the subject. 15. If A B show that (C- B) C(C-A)

11 Holidays Homework Subject: English Class: XI Q1: Learn all the chapters of 'Hornbill' and 'Snapshot' thoroughly. (as mentioned in the syllabus upto September) Q2: Chapter 1-4 of the novel 'The Canterville Ghost'. Read, and learn all the question 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 words on 'The State Of Education Today'. You are Karun\Karuna. Q5: You are Mohit\Malini living at C-10 Ashok vihar, Delhi. You are recently came across beggars both adult and little children begging at the red lights. Write the letter to Editor of Times Of India expressing your views about it. Q6: Draft a poster spreading awareness about water conversation. Q7: You are Karan Bajaj, a leading lawyer practising in Surat. You want to buy an independence 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. Q8: Practise integrated grammar exercises (any 5). शरदक ल न अवक श ग ह क र य (हह द ) कक ष : ग य रव ( ) 1 पत र - ल खन i ) अपन प र च र य क एक प र र यन पत र ललखखए ज सम कई मह न स अ ग र क पढ़ ई न ह न क क रण उत पन न कह न ई क वणयन ककर गर ह ii ) लशक ष ननद श लर म क र यलर - सह र क क ररक त स र न क ललए एक आव दन पत र ललखखए 2. अपन ववद र लर क व वषयक त सव पर एक प रनतव दन ललखखए

12 3 शहर ववक स क च न नतर पर एक आल ख ललखखए 4. सभ पढ र गए प म स द -द प रश न क ज र I Physics holiday homework Class XI A) Chapter 7 Rotational motion 1-Expression for the center of mass and its numerical. 2-Equation of rotational motion. 3-Relation between torque and angural momentum. 4-Geometrical meaning of them angural momentum. 5-Relation between the rotational kinetic energy and the moment of inertia. 6-Radius of gyration. 7-Theorm of parallel asix and perpendicural axis and the moment of inertia of a ring and a disk. 8-Theorm of conservation of energy and its application. B) chapter 6 work,energy and power 1-Work done by the variable force. 2-Conservative and non conservative forces. 3-Conservation of machenical energy and free falling of the body 4-Potential energy of a spring. 5-Work energy thoerm. 6-Elastic collision in 1 dimension. C) chapter 5 Laws of the motion 1-Application of impulse. 2-Second law of the motion is the real law of the motion.

13 3-connected motion and laws of limiting fiction. 4-prove that pull is eiser than pushing a roller. 5-Banking of the road and bending of the cyclist and numerical based on it. D) CHAPTER 4 AND CHAPTER 3 MOTION IN A STRAIGHT LINE AND MOTION IN PLANE 1-Triangural and parrllogram law of vector addition. 2-Numerical on cross product and dot product 3-Numericals on rain and man application. 4-Horizontal and augural projection and its numerical. 5- centripetal accretion E)Chapter 2 1-all type of error 2-error in addition, subtraction, multiplication, division and in power.