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MHT CET Physics question

PhysicsMechanical Properties of FluidsMHT CET

A rain drop of radius 0.3 mm has a terminal velocity in air 1 . The viscosity of air is poise. Find the viscous force on the rain drops.

Answer: (B)

Solution

poise Pa s, and by Stokes' law $F = 6πη r v =

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Question ID VK-062050