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Sample Paper of Economics 2014 for class 12, CBSE. Paper No.2

Sample Paper – 2010 Class – XII Subject – Economics   INTRODUCTORY MICRO ECONOMICS   Define marginal revenue.                                                                                [1] When APP is at its maximum, what is the relation between MPP and APP?[1] Define producer’s equilibrium.                                                                       [1] A fall in price of a good results in decrease in expenditure on it. What is its elasticity of demand?                                                                                     [1] What do returns to scale refer to?                                                                   [1] Explain the central problem...
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Sample Paper of Computer Science 2014 for class 12, CBSE. Paper No.1

    Sample Paper – 2010 Class – XII Subject – Computer Science     Time Allowed: 3hours                                                                          Maximum Marks: 70   Note.    (i)  All questions are compulsory. (ii) Programming Language: C+ +     Ques 1. (a) Differentiate between a global variable and a local variable. Also give suitable example in C++.              2   (b) Name the Header file(s), to which the following built-in functions belongs...
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Sample Paper of Chemistry 2014 for class 12, CBSE. Paper No.1

SAMPLE PAPER – 2014 CLASS – XII SUBJECT – Chemistry   General Instruction: All questions are compulsory. Marks of each question are indicated against it. Questions number 1 to 8 are very short answer questions and carry 1 mark each. Questions numbers 9 to 18 are short answer questions and carry 2 marks each. Question numbers 19 to 27 are also short answer questions and carry three marks each. Question numbers...
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Sample Paper of Chemistry 2014 for class 12, CBSE. Paper No.2

SAMPLE PAPER – 2014 CLASS – XII SUBJECT – Chemistry General instructions: 1All questions are compulsory. 2Marks for each question are indicated against it. 3Questions number 1to 8 are very short –answer questions, carrying 1 mark each. Answer these in one word or about one sentence each. 4Questions number 9 to18 are short –answer questions, carrying 2 marks each. Answer these in about 30 words each. 5Questions number19 to27 are short...
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