A 120 lb block is placed on a plane inclined at an angle of 350. The coefficient of static friction is 0.25; the coefficient of kinetic friction is 0.15. What force parallel to the plane is necessary (a) to hold the block from sliding down the plane; (b) to pull the block up the plane with uniform speed?

A 120 lb block is placed on a plane inclined at an angle of 350. The coefficient of static friction is 0.25; the coefficient of kinetic friction is 0.15. What force parallel to the plane is necessary (a) to hold the block from sliding down the plane; (b) to pull the block up the plane with uniform speed?

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Description: A 120 lb block is placed on a plane inclined at an angle of 350. The coefficient of static friction is 0.25; the coefficient of kinetic friction is 0.15. What force parallel to the plane is necessary (a) to hold the block from sliding down the plane;

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter5: More Applications Of Newton’s Laws

Section: Chapter Questions

Problem 40P

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