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Standard IX

Physics

Archimedes' Principle

Force of visc...

Question

Force of viscosity acting on a spherical body of radius r moving with velocity v through a fluid of viscosity η is given by

F = 6 η v/r

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F = 6 π η v

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F = 6 η r v

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F = 6 π η r v

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Solution

The correct option is D
F = 6 π η r v

Force of viscosity acting on a spherical body of radius r moving with velocity v through a fluid of viscosity η is given by

F = 6 π η r v

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Force of viscosity acting on a spherical body of radius r moving with velocity v through a fluid of viscosity η is given by

The correct option is D F = 6 π η r v Force of viscosity acting on a spherical body of radius r moving with velocity v through a fluid of viscosity η is given by F = 6 π η r v

The correct option is D
F = 6 π η r v

Force of viscosity acting on a spherical body of radius r moving with velocity v through a fluid of viscosity η is given by

F = 6 π η r v