A crate of mass 18.0 kg rests on a level surface. If the coefficient of kinetic friction between the crate and surface is 0.430, calculate the following. (a) Calculate the normal force. (Give the magnitude.) 176.58 N (b) Calculate the magnitude of the kinetic friction force when a horizontal applied force of 92.0 N moves the crate. 75.93 (c) Calculate the normal force when the 92.0-N applied force is exerted at an angle of 37.5° above the horizontal. (Give the magnitude.) X N (d) Calculate the magnitude of the kinetic friction force when the 92.0-N applied force is exerted at an angle of 37.5° above the horizontal. X N

A crate of mass 18.0 kg rests on a level surface. If the coefficient of kinetic friction between the crate and surface is 0.430, calculate the following. (a) Calculate the normal force. (Give the magnitude.) 176.58 N (b) Calculate the magnitude of the kinetic friction force when a horizontal applied force of 92.0 N moves the crate. 75.93 (c) Calculate the normal force when the 92.0-N applied force is exerted at an angle of 37.5° above the horizontal. (Give the magnitude.) X N (d) Calculate the magnitude of the kinetic friction force when the 92.0-N applied force is exerted at an angle of 37.5° above the horizontal. X N

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Description: A crate of mass 18.0 kg rests on a level surface. If the coefficient of kinetic friction between the crate and surface is 0.430, calculate thefollowing.(a) Calculate the normal force. (Give the magnitude.)176.58(b) Calculate the magnitude of the kin

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Concept explainers

Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!

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Question

A crate of mass 18.0 kg rests on a level surface. If the coefficient of kinetic friction between the crate and surface is 0.430, calculate the
following.
(a) Calculate the normal force. (Give the magnitude.)
176.58
(b) Calculate the magnitude of the kinetic friction force when a horizontal applied force of 92.0 N moves the crate.
75.93
N
(c) Calculate the normal force when the 92.0-N applied force is exerted at an angle of 37.5° above the horizontal. (Give the
magnitude.)
X N
(d) Calculate the magnitude of the kinetic friction force when the 92.0-N applied force is exerted at an angle of 37.5° above the
horizontal.
X N

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