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JEE Main Physics question

PhysicsUnits and MeasurementJEE Main

A dimensionally consistent relation for the volume of a liquid of coefficient of viscosity flowing per second through a tube of radius and length , having a pressure across its ends, is

Answer: (A)

Solution

This is Poiseuille's formula for viscous flow, \dfrac{π pr^4}${8η

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Question ID VK-157523