Holiday Home Work Class XI-2011-12 Accountancy Choose any of the topics mentioned below and make either charts or PPTs or model (where ever possible). Take print out of PPTs o Top 10 MNCs of World o List of MNCs operating in Delhi with photographs o Top 10 Indian Companies o Top 10 Richest Business personalities of the world o List of top business houses operating in Delhi o Brief history of top business house of Delhi o List of Banks operating in Delhi o Brief history of the top most Bank operating in Delhi o Top 10 Richest Business personalities of India o Top 10 Looser Businessman of the world o Census 2011 o Accounting definition, principles, terms o Accounting Career opportunities for commerce students o Difference between debit card and credit card o Functions of Banks o Types of Banks o Vouchers o Types of Loans o National Stock Exchange o Capital market For the topics given in your text book use Only White Cartridge sheet which is to be divided in two equal parts. One Chart will define or explain only one term or principle or anything. Colored tapes can be used to make border of chart. Allotment of topic has been discussed in class. PHYSICS 1. A body covers 200 cm in first 2 seconds and 220 cm in next 4 seconds. Velocity of the body at the end of the 7th second is (A) 10 cm/sec. (B) 20 cm/sec. (C) 190 cm/sec. (D) 140 cm/sec 2. A particle moves in a plane with constant acceleration in a direction different from the initial velocity. The path of the particle is (A) a straight line (B) an arc of circle (C) a parabola (D) an ellipse 3. A particle is moving along a straight-line path according to the relation s2 = at2 + 2bt + c s represents the distance travelled in t seconds and a, b, c are constants. Then the acceleration of the particle varies as (A) s–3 (B) s3/2 (C) s–2/3 (D) s2 4. A train of 150 m length is going towards north direction at a speed of 10 ms–1. A parrot flies at a speed of 5 ms–1 towards south direction parallel to the railway track. The time taken by the parrot to cross the train is equal to (A) 12 s (B) 8 s(C) 15 s (D) 10 5. A body travels 2 m in the first two-second and 2.20 m in the next 4 second with uniform deceleration. The velocity of the body at the end of 9 second is (A)– 10 m/s (B) – 0.20 m/s(C) – 0.40 m/s (D) – 0.80 m/s 6. A body released from the top of a tower falls through half the height of the tower in 2 s. In what time shall the body fall through the height of the tower (A) 4 s (B) 3.26 s (C) 3.48 s (D) 2.828 s 7. If you were to throw a ball vertically upward with an initial velocity of 50 m/s, approximately how long would it take for the ball to return to your hand? Assume air resistance is negligible (A) 2.5 s (B) 5.0 s (C) 7.5 s (D) 10 s 8. A ball is thrown vertically upward. It has a speed of 10 m/sec when it has reached one half of its maximum height. How high does the ball rise? Take g = 10 m/s2 (A) 10 m (B) 5 m (C) 15 m (D) 20 m 9. From a balloon rising vertically upwards at 5m/s, a stone thrown up at 10m/s relative to the balloon. Its velocity with respect to ground after 2s is (g= 10m/s2) (A) 20m/s (B) 10m/s (c) 5m/s (d) zero 10.A car accelerates from rest at constant rate for first 10 seconds and covers a distance x. It covers a distance Y in next 10s at the same acceleration. Which of the following is true? (A) X=y (B) x=3y (C) y=2x (D) y=3x 11.A heavy and a lighter body are dropped from the top of a tower. Which will reach the ground first? (a) lighter one (b) heavier one (c) both at same time (d) cannot be predicted 12.A projectile is thrown with a velocity u. The maximum possible range of the projectile is: (a) 4u2 /g (b) u2 /g (c) 2u2 /g (d) u2 /2g 13.A bullet is fired horizontally with a velocity of 200m/s .If acceleration due to gravity is 10m/s in first second it will fall through a height of: (a) 5m (b) 10m (c) 20m (d) 200m 14.The projectile goes farthest away from the earth, when the angle of projection is (a) 00 (b) 450 (c) 900 (d)1800 15.The maximum height attained by a projectile is increased by 5% keeping the angle of projection constant, what is the percentage increase in the horizontal range? 16.Maximum and minimum magnitudes of the resultant of two vectors of magnitudes P and Q are in the ratio 3:1. Which is true? (a) P=2Q (b) 2P= Q (c) PQ=1 (d) None of these 17.100 coplanar forces each equal to 10 N acts on a body. Each force makes angle /50 with the preceding force. What is the resultant of the forces? (a) 1000N (b) 500N (c) 250N (d) None 18.The position vector of particle changes from 10 m east to 10 m north in one second. What is the average velocity of the particle? (a) 20m/s (b) 5m/s (c) 14.14m/s (d) 25m/s 19.A projectile has time of flight t and range R. If the time of flight is doubled, what happens to the range? (a) R/4 (b) R/2 (c) 2R (d) 4R 20.A projectile is projected with a linear momentum P making angle z with the horizontal .The change in momentum of the projectile on return to the ground will be (a) 2P (b) 2pcosz (c) 2psinz (d) 2ptanz BIOLOGY 1. Collect any 10 species of plants from your neighbourhood and classify them. 2. Draw neat labelled diagrams of species of plant kingdom and animal kingdom in your practical files (one each from each phylum /class/division. BUSINESS STUDIES 1. PROJECT WORK ON ‘SOCIAL RESPONSIBILITIES OF BUSINESS AND BUSINESS ETHICS” Points to be noted while preparing the project report: Report should not be for more than 15 pages Topics to be included are as follows; - Meaning and need of social responsibility Kinds of social responsibility Social responsibility towards different interest groups Pollution and need of pollution control Business ethics – concept Elements of business ethics References: NCERT text (XI) Pictures and information from newspaper, magazines and internet Mention the name of three companies which are socially responsible and note down the activities they indulge in. Other necessary requirements of a report like, title, contents, acknowledgement, bibliography etc must be complete. Prepare for viva-voce from your project. 2. MAKE A PPT ON ANY TWO BUSINESS PERSONALITIES Points to be kept in mind: No: of slides 10 for each business icon Profile about the person with qualifications, achievements, awards received, and any other interesting facts. OR 3. MAKE A PPT ON ANY ONE DELHI BASED BUSINESS HOUSE Points to remember: No: of slides: 15-20 The ppt must consist of a brief history of the company, its aim or mission, the various products it produces, history of its brand name and logo, incorporation, turnover, employees, R&D department if any, social responsibility measures etc OR MAKE A PPT ON ANY ONE OF THE FOLLOWING (20-25 slides) Insurance companies in India (any 5) Private sector banks (any 5) Government companies (any 5) Statutory corporations (any 5) Joint ventures (any 5) Departmental stores (any 5) Chain shops (any 5) History of the brand name if foreign companies (any 10) Make a neat chart on any one insurance company with its logo, tag-line and a brief history. OR Make charts on the functions of advertisement as an auxiliary to trade along with the names of various advertisement companies in Delhi OR Make a ppt on the major work of any one advertisement company along with the download of making of any one ad. OR Make a ppt on the history and development of Delhi stock exchange ECONOMICS Make a project on any one of the following using pictures, latest data and facts in colorful manner to make it presentable and more attractive Rural development: Key issues - credit and marketing - role of cooperatives; agricultural diversification; alternative farming - organic farming Employment: Growth, informalisation and other issues: Problems and policies Infrastructure: Meaning-and Types: Case Studies: Energy and Health: Problems and Policies- A critical assessment; MAKE A MODEL/ CHART / PPT [COMPULSARY FOR ALL] ON THE TOPIC FOR THE EXHIBITION TO BE HELD IN AUGUST IN 2011 TOPIC TO BE COVERED: EDUCATION IN DELHI; HEALTH IN DELHI;TRANSPORT IN DELHI;DEMOGRAPHY IN DELHI;CIVIC AMENITIES IN DELHI TOPIC ALLOTMENT: AS ALLOTTED IN CLASS ENGLISH 1. Read any one novel(classic) of your choice and attempt a character sketch of any character that you admired the most.(150 words) 2. Make a ppt. on any one of the chapters in Hornbill or Snapshots. (10-15 slides only) PS: Both assignments must be attempted by all. COMPUTER SCIENCE 1. Prepare a PowerPoint presentation of about 10-15 slides on any one of the following topics : i. Flow of Controls in C++ ii. Data Types , Operators and Expressions in C++ iii. Getting Started with C++ iv. Functions in C++ v. Arrays in C++ vi. Structures in C++ vii. Open Source Software viii. Networking 2. Prepare a Model/Diagram (using thermocol and chart paper) on any one of the following topics: 3G technology Working of Router Working of Modem Types of Network Internet Protocols Networking Devices Wi-Fi INFORMATICS PRACTICES 3. Prepare a PowerPoint presentation of about 10-15 slides on any one of the following topics : ix. Flow of Controls in Java x. HTML xi. XML xii. MySQL xiii. Open Source software xiv. Networking 4. Prepare a Model/Diagram (using thermocol and chart paper) on any one of the following topics: 3G technology Working of Router Working of Modem Types of Network Internet Protocols Networking Devices Wi-Fi CHEMISTRY 1. Draft a rough outline/sketch of an investigatory project to be performed in lab. 2. Prepare a presentation (minimum ten slides) on any topic from your syllabus. PSYCHOLOGY 1. Contact a Psychologist and interview them. They could be professionals from any field of specialization. Have a list of questions prepared beforehand. You could prepare 15-20 questions spread on various topics that you would like to know about. E.g. What kind of education is necessary for your job? What kinds of jobs are available today in your area of work? What motivated you to enter this profession? Write a report of your interview and include your specific reactions and learning. 2. Surf the Internet and obtain the names of some books (fiction/non-fiction or films), which have reference to application of psychology. Prepare a report giving a brief synopsis. 3. Conduct a survey of the after school activities of Class V and Class IX students taking a sample of 10 students in each. Find information about the time devoted by them in various activities, such a s studying, playing, watching television, pursuing their hobbies, etc. Do you find any difference? What conclusions do you draw and what suggestions would you offer? 4. Conduct a study to see the effect of recitation on learning of poetry. Take 10 6 year olds and divide them into two groups. Give group 1 a new poem to learn and instruct them to read it loudly for 15 minutes. Take group 2 and give them the same new poem to learn but instruct them to read it loudly, after 15 minutes ask the two groups to recall. Care needs to be taken to see that both groups are dealt with separately. After the recall has taken place, note down the observations. Identify what method of research you used, the hypothesis, the variables and the kind of experimental design that was there. MATHS 1. Make charts (2to4) or ppt (15-20 slides) on any one of the following topics Number system Game theory Logarithm Calculus Actuarial science and mathematics Complex numbers Use of mathematics in Animation Venn diagrams Mathematical reasoning Women's contribution to Mathematics 2. Revise all the topics done in your class. 3. Go through the life history and work of following mathematicians. Make ppt (10-15 slides) on any one of them: (i) Isaac Newton (II) Leonhard Euler (III)G.W. Leibniz (IV)Carl Gauss (V)David Hilbert 3. MATHEMATICS CROSSWORD PUZZLE USING THE CLUES, COMPLETE THE FOLLOWING CROSSWORD PUZZLE! 1 2 3 4 5 6 7 8 9 1 1 0 1 1 2 1 3 1 4 1 5 1 6 1 1 7 8 1 2 2 9 0 1 2 2 2 3 2 4 2 5 2 6 2 2 7 8 Across Down 2. The point (0, 0) on a coordinate plane, 1. The square root of x is where the x-axis and the y-axis intersect. the number that, when 4. The vertical axis in a Cartesian coordinate multiplied by itself, system. gives the number, x. 7. Set of two numbers in which the order has 3. The largest number that an agreed-upon meaning, such as the divides two or more Cartesian coordinates (x, y), where the first numbers evenly. coordinate represents the horizontal 5. A letter used to position, and the second coordinate represent a number. represents the vertical position. 6. A parallelogram with 9. One of two or more expressions that are four equal sides. multiplied together to get a product. 8. A quadrilateral with 10. The line segment connecting two four equal sides and nonadjacent vertices in a polygon. four 90 degree angles. 13. The smallest nonzero number that is a 11. Parenthesis, Exponent, multiple of two or more numbers. Multiplication, Division, 14. A selection in which order is not important. Addition, Subtraction. 15. A closed plane figure made up of several 12. One method for line segments that are joined together. calculating the total number of outcomes in 20. A five-sided polygon. a sample space. 22. A number or symbol, as 3 in (x + y)3, placed 16. A measurement of to the right of and above another number, space, or capacity. symbol, or expression, denoting the power 17. The union of two rays to which that number, symbol, or with a common expression is to be raised. endpoint, called the 23. The number of square units that covers a vertex. shape or figure. 18. A quadrilateral with 24. Given or x^n, the "x" is the base. The base four 90-degree angles. number gets multiplied by itself the number 19. The side opposite the of times indicated by the exponent, "n". right angle in a right 25. A constant that multiplies a variable. triangle. 26. The sum of the lengths of the sides of a 21. A three-sided polygon. polygon. 27. A mathematical statement that says that two expressions have the same value; any number sentence with an equal sign. 28. The horizontal axis in a Cartesian coordinate plane. Across Down 4. When all the elements of one set 1. A set with no elements or members is found in another set. in common. (2 Words) 7. The individual numbers, letters, 2. All the elements that are not in the or things in a set. given set. (4 Words) 8. The area where the circles 3. The individual number, letters, or overlaps. things in a set. 9. A set that has no elements or 4. A group of things, numbers, or members. (2 Words) letters in a specific order. 10. All the elements in both sets 5. A graphic organizer that compares combined together. two or more things by listing their 11. All the elements in each set (or similarities and differences. (2 circles) and the numbers on the Words) outside of the sets (or circle). (2 6. The way a set is written for a venn Words) diagram. (2 Words) Venn diagram Vocabulary Words over Venn diagram 1 2 3 4 5 6 7 8 9 10 11 Across Down 4. When all the elements of one set 1. A set with no elements or members is found in another set. in common. (2 Words) 7. The individual numbers, letters, 2. All the elements that are not in the or things in a set. given set. (4 Words) 8. The area where the circles 3. The individual number, letters, or overlaps. things in a set. 9. A set that has no elements or 4. A group of things, numbers, or members. (2 Words) letters in a specific order. 10. All the elements in both sets 5. A graphic organizer that compares combined together. two or more things by listing their 11. All the elements in each set (or similarities and differences. (2 circles) and the numbers on the Words) outside of the sets (or circle). (2 6. The way a set is written for a venn Words) diagram. (2 Words) MEDIA STUDIES 1. Create a simple toy, to demonstrate the principle of persistence of vision. The toy could be a flip book or a flat revolving disc with visuals on both sides. 2. Design an advertisement for a new product that your friend has recently launched. Create an ad on PowerPoint presentation or moviemaker. 3. Design a poster on a social cause. POLITICAL SCIENCE 1. Make a scrapbook of at least 10 articles from the Editorial section of newspapers on democratic revolutions sweeping across the Middle East. 2. Collect articles, pictures and features on the history of government, politics and the culture of Lutyens’ Delhi.