A force of 20 lb is used to pull a block up a ramp. If the ramp is inclined 12° above the horizontal, and the force is directed 45° above the ramp, find the work done moving the block 15 ft along the ramp. Give the exact answer. Do not round. The amount of work done is ft· lb .

A force of 20 lb is used to pull a block up a ramp. If the ramp is inclined 12° above the horizontal, and the force is directed 45° above the ramp, find the work done moving the block 15 ft along the ramp. Give the exact answer. Do not round. The amount of work done is ft· lb .

Name: A force of 20 lb is used to pull a block up a ramp. If the ramp is in
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Description: A force of 20 lb is used to pull a block up a ramp. If the ramp is inclined 12° above the horizontal, and the force is directed 45°above the ramp, find the work done moving the block 15 ft along the ramp. Give the exact answer. Do not round.The amou

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter9: Energy In Nonisolated Systems

Section: Chapter Questions

Problem 17PQ

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