A crate of mass 15.0 kg rests on a level surface. If the coefficient of kinetic friction between the crate and surface is 0.440, calculate the following. (a) Calculate the normal force. (Give the magnitude.) N (b) Calculate the magnitude of the kinetic friction force when a horizontal applied force of 67.0 N moves the crate. N (c) Calculate the normal force when the 67.0-N applied force is exerted at an angle of 37.5° above the horizontal. (Give the magnitude.) N (d) Calculate the magnitude of the kinetic friction force when the 67.0-N applied force is exerted at an angle of 37.5° above the horizontal. N
A crate of mass 15.0 kg rests on a level surface. If the coefficient of kinetic friction between the crate and surface is 0.440, calculate the following. (a) Calculate the normal force. (Give the magnitude.) N (b) Calculate the magnitude of the kinetic friction force when a horizontal applied force of 67.0 N moves the crate. N (c) Calculate the normal force when the 67.0-N applied force is exerted at an angle of 37.5° above the horizontal. (Give the magnitude.) N (d) Calculate the magnitude of the kinetic friction force when the 67.0-N applied force is exerted at an angle of 37.5° above the horizontal. N
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 15P: Why is the following situation impossible? Your 3.80-kg physics book is placed next to you on the...
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A crate of mass 15.0 kg rests on a level surface. If the coefficient of kinetic friction between the crate and surface is 0.440, calculate the following.
(a) Calculate the normal force. (Give the magnitude.)
N
(b) Calculate the magnitude of the kinetic friction force when a horizontal applied force of 67.0 N moves the crate.
N
(c) Calculate the normal force when the 67.0-N applied force is exerted at an angle of 37.5° above the horizontal. (Give the magnitude.)
N
(d) Calculate the magnitude of the kinetic friction force when the 67.0-N applied force is exerted at an angle of 37.5° above the horizontal.
N
N
(b) Calculate the magnitude of the kinetic friction force when a horizontal applied force of 67.0 N moves the crate.
N
(c) Calculate the normal force when the 67.0-N applied force is exerted at an angle of 37.5° above the horizontal. (Give the magnitude.)
N
(d) Calculate the magnitude of the kinetic friction force when the 67.0-N applied force is exerted at an angle of 37.5° above the horizontal.
N
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