Eamcet Physics - 1 st Year : Unit 7.3 ( Properties of Bulk Matter ) - Viscosity Free Online Tests | Mock Tests | Preparation | Practice Tests

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Eamcet Physics
1 st Year : Unit 7.3 ( Properties of Bulk Matter ) - Viscosity

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A solid rubber ball of density d and radius R falls through air. Assume that the air resistance acting on the ball is KRV, where V is velocity of the ball and K is a constant. The terminal velocity attained by the ball is

A. 4πR²dg/3K

B. 4πRdg/3K

C. 4πRd²g/3K

D. 4πRd2g²/3K

E. None of the above

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Correct choice: A

Explanation:

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Eamcet Physics 1 st Year : Unit 7.3 ( Properties of Bulk Matter ) - Viscosity

Eamcet Physics
1 st Year : Unit 7.3 ( Properties of Bulk Matter ) - Viscosity