A crate of mass 55 kg rests on a horizontal surface as shown in the figure below. The crate experiences a pulling force, P, of600 Newtons, at an angle, 8, of 34 degrees to the horizontal. The horizontal surface has a coefficient of friction of 0.4.Pe Determine the following values:The component of the pull force parallel to the surface: [• The component of the pull force perpendicular to the surface:The normal reaction: [N with direction Select• The frictional force:N with direction Select• The acceleration of the crate: [m/s².• Starting from rest, the velocity of the crate after 4 seconds:N.N.m/s.

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A crate of mass 55 kg rests on a horizontal surface as shown in the figure below. The crate experiences a pulling force, P, of 600 Newtons, at an angle, 8, of 34 degrees to the horizontal. The horizontal surface has a coefficient of friction of 0.4. e

A crate of mass 55 kg rests on a horizontal surface as shown in the figure below. The crate experiences a pulling force, P, of 600 Newtons, at an angle, 8, of 34 degrees to the horizontal. The horizontal surface has a coefficient of friction of 0.4. e

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter5: Newton's Laws Of Motion

Section: Chapter Questions

Problem 76PQ: Jamal and Dayo are lifting a large chest, weighing 207 lb, by using the two rope handles attached to...

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Concept explainers

Newton’s Third Law of Motion

The horse pulls the cart and the cart pulls the horse in response as per Newton third law. So the big question is, “Don’t the two forces cancel each other? How does the cart accelerate?”

Question

A crate of mass 55 kg rests on a horizontal surface as shown in the figure below. The crate experiences a pulling force, P, of
600 Newtons, at an angle, 8, of 34 degrees to the horizontal. The horizontal surface has a coefficient of friction of 0.4.
P
e

Determine the following values:
The component of the pull force parallel to the surface: [
• The component of the pull force perpendicular to the surface:
The normal reaction: [
N with direction Select
• The frictional force:
N with direction Select
• The acceleration of the crate: [
m/s².
• Starting from rest, the velocity of the crate after 4 seconds:
N.
N.
m/s.

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Step 1: Free Body Diagram:

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Step 2: Pull Force Parallel to the Surface:

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Step 3: Pull Force Perpendicular to the Surface:

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