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JEE Main Physics question

PhysicsLaws of MotionJEE Main

If the coefficient of friction between an insect and a hemispherical bowl is μ, and the radius of the bowl is r, the maximum height to which the insect can crawl in the bowl is

Answer: (A)

Solution

The insect can crawl until the component of its weight along the surface equals the limiting friction: mg sinθ = μmg cosθ ⟹ μ = tanθ =

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Question ID VK-153101