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Unformatted text preview: PRELIM 1 PHYSICS 112 Fall, 1996 Name : Signature : Section Instructor: Section no. This is a closed book exam. All students are expected to abide by the universitys code of academic integrity. Use these sheets in place of an answer book. Show your solutions to questions in the spaces provided. Use of calculators is permitted. If an answer is expressed in numbers, be sure to include units. Leave square roots in their unevaluated form. Provide a complete explanation of your solution in the spaces provided. This packet contains 7 pages of problems, a formula sheet and one blank sheet to be used as scratch paper. The total number of points on the exam is 90, one for each minute, and how much each problem is worth is indicated below. Problem 1A /(5) Problem 1B /(5) Problem 1C /(10) Problem 1D /(10) Problem 2 /(20) Problem 3 /(20) Problem 4 /(20) USEFUL FORMULAS Prelim 1 v = v + at x = x + v t + 1 2 at 2 v 2 = v 2 + 2 a x ~v AB = ~v AC + ~v CB a = v 2 r R = v 2 g sin 2 ~ F = m~a W = mg Prelim 1...
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