Multiple Choice
A mass of 4kg rests on a horizontal plane. The plane is gradually inclined until at an angle ?= 15° with the horizontal, the mass just begins to slide. What is the coefficient of static friction between the block and the surface?
A) 0.814
B) 0.27
C) 1.5
D) 3.5
Correct Answer:
Verified
Correct Answer:
Verified
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