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Unformatted text preview: Thevalingam, Donald Homework 10 Due: Dec 5 2006, midnight Inst: Eslami 1 This printout should have 15 questions. Multiplechoice questions may continue on the next column or page find all choices before answering. The due time is Central time. 001 (part 1 of 2) 10 points A block is released from rest on an inclined plane and moves 2 . 1 m during the next 4 . 9 s. The acceleration of gravity is 9 . 8 m / s 2 . 1 1 k g k 27 What is the magnitude of the acceleration of the block? Answer in units of m / s 2 . 002 (part 2 of 2) 10 points What is the coefficient of kinetic friction k for the incline? 003 (part 1 of 1) 10 points There is friction between the block and the table. The suspended 2 kg mass on the left is moving up, the 3 kg mass slides to the right on the table, and the suspended mass 5 kg on the right is moving down. The acceleration of gravity is 9 . 8 m / s 2 . 2 kg 3 kg 5 kg = 0 . 15 What is the magnitude of the acceleration of the system? Answer in units of m / s 2 ....
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 Spring '10
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