A block weighing 400 N is pulled along a level from at a constant speed by a rope which makes 40° with respect to the horizontal floor. What is the coefficient of sliding friction if the force on the rope is 220 N? a. 0.39 b. 0.42 c. 0.34 d. 0.45
A block weighing 400 N is pulled along a level from at a constant speed by a rope which makes 40° with respect to the horizontal floor. What is the coefficient of sliding friction if the force on the rope is 220 N? a. 0.39 b. 0.42 c. 0.34 d. 0.45
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 74PQ: Starting from rest, a rectangular toy block with mass 300 g slides in 1.30 s all the way across a...
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A block weighing 400 N is pulled along a level from at a constant speed by a rope which makes 40° with respect to the horizontal floor. What is the coefficient of sliding friction if the force on the rope is 220 N?
a. 0.39
b. 0.42
c. 0.34
d. 0.45
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