A block with mass m is being pushed by a constant force F that makes an angle of 0 with the horizontal. The block is moving with constant velocity on a level surface. The coefficient of kinetic friction between the block and the surface is uk. Which one of the following equations is correct for the magnitude of F? * ,

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 64P: If a single constant force acts on an object that moves on a straight line, the objects velocity is...
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A block with mass m is being pushed by a constant force F that makes an angle of e with the
horizontal. The block is moving with constant velocity on a level surface. The coefficient of
kinetic friction between the block and the surface is uk. Which one of the following equations
is correct for the magnitude of F? * o
F =
А.
Sui*ni
cos 0 + µ̟ sin 0
F =
В.
Su*ni
cos 0 – µ̟ sin 0
F
С.
2 cos 0 + µ̟ sin 0
F =
cos 0 + 2mg sin 0
Su*ní
D.
F:
Е.
Suʼni
tan 0
В
Transcribed Image Text:A block with mass m is being pushed by a constant force F that makes an angle of e with the horizontal. The block is moving with constant velocity on a level surface. The coefficient of kinetic friction between the block and the surface is uk. Which one of the following equations is correct for the magnitude of F? * o F = А. Sui*ni cos 0 + µ̟ sin 0 F = В. Su*ni cos 0 – µ̟ sin 0 F С. 2 cos 0 + µ̟ sin 0 F = cos 0 + 2mg sin 0 Su*ní D. F: Е. Suʼni tan 0 В
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