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ISC Class XII Prelims 2020 : Physics (Don Bosco Senior Secondary School, Vaduthala, Kochi, Ernakulam)

13 pages, 62 questions, 9 questions with responses, 9 total responses,

Tiara Elizabeth
Indian Certificate of Secondary Education (ICSE), New Delhi
10th

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PHYSICS (THEORY) (Three hours) rz . co m Answer all questions in Part I and six questions from Part II, choosing two questions from each of the Sections A, B and C. All working, including rough work, should be done on the same sheet as, and adjacent to, the rest of the answer. PART I (20 Marks) pe Answer all questions. Question 1 st Two point charges 17.7 C and -17.7 C, separated by a very small distance, are kept inside a large hollow metallic sphere. Electric flux emanating through the sphere is: (a) 2 106 Vm (b) -2 106 Vm (c) Zero (d) 4 106 Vm Te (i) Pa A. Choose the correct alternative (a), (b), (c) or (d) for each of the questions given below: (ii) Ohm s Law, in vector form is: (b) r ur J = E r ur J= E (c) V = IR (a) (d) ur r E= J 1 [5]

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