SAMPLE PROBLEM The 2225-N block is in contact with 45° incline. The coefficient of static friction is 0.25. Compute the value of the horizontal force P necessary to (a) just start the block up the incline or (b) just prevent motion down the incline.

SAMPLE PROBLEM The 2225-N block is in contact with 45° incline. The coefficient of static friction is 0.25. Compute the value of the horizontal force P necessary to (a) just start the block up the incline or (b) just prevent motion down the incline.

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter5: Newton's Law Of Motion

Section: Chapter Questions

Problem 85AP: Two boxes, A and B, are at rest Box A is on level ground, while box B rests on an inclined plane...

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Statics of Rigid Bodies (S4)

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SAMPLE PROBLEM
The 2225-N block is in contact
with 45° incline. The coefficient
of static friction is 0.25. Compute
the value of the horizontal
force P necessary to
(a) just start the block up the
incline or
(b) just prevent motion down the
incline.

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Step 1: Given data:-

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Step 2: a) finding the horizontal force p necessary to just start the block up:-

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Step 3: a) finding the horizontal force p necessary to just prevent motion down:-

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