Questions
A block of mass m is kept on an inclined plane of a lift moving down with acceleration of 2 . What should be the coefficient of friction to let the block move down with constant velocity relative to lift?
detailed solution
Correct option is A
m(g-a)sinθ=μm(g-a)cosθ⇒ μ=tanθ=tan30°=13Talk to our academic expert!
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A box is lying on an inclined plane what is the coefficient of static friction if the box starts sliding
when an angle of inclination is 60° ?
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