MHT CET Physics question

PhysicsMechanical Properties of FluidsMHT CET

A small metal sphere of mass and denisty , when dropped in a jar filled with liquid moves with terminal velocity after sometime. The viscous force acting on the sphere is ( = density of liquid and = gravitational acceleration) [MHTCET 2020]

Answer: (B)

Solution

At terminal velocity viscous force weight buoyancy ; (a) and (c) are

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Question ID VK-062125