A body, resting on a rough horizontal plane required a pull of 181 N i – McqOptions

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1.	A body, resting on a rough horizontal plane required a pull of 181 N inclined at 30 to the plane just to move it. It was recorded that a push of 220 N inclined at 30 to the plane just moved the body. Estimate the coefficient of friction.
A.	0.17
B.	0.2
C.	0.5
D.	0.75
Answer» B. 0.2

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