A box is being moved to the right at a constant velocity v by a force P (parallel to v) along a level horizontal floor. The normal force is FN, the kinetic frictional force is fk , and the weight of the box is mg. (a) Draw a free-body diagram of this situation. (b) Decide which forces do positive, zero and negative work. Give your reasoning.
A box is being moved to the right at a constant velocity v by a force P (parallel to v) along a level horizontal floor. The normal force is FN, the kinetic frictional force is fk , and the weight of the box is mg. (a) Draw a free-body diagram of this situation. (b) Decide which forces do positive, zero and negative work. Give your reasoning.
University Physics Volume 1
18th Edition
ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:William Moebs, Samuel J. Ling, Jeff Sanny
Chapter8: Potential Energy And Conservation Of Energy
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Problem 39P: A sled of mass 70 kg starts from rest and slides down a 10 incline 80 m long. It then travels for 20...
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A box is being moved to the right at a constant velocity v by a force P
(parallel to v) along a level horizontal floor. The normal force is FN, the
kinetic frictional force is fk , and the weight of the box is mg.
(a) Draw a free-body diagram of this situation.
(b) Decide which forces do positive, zero and negative work. Give your
reasoning.
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