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Water flows in a streamline manner throu...

Water flows in a streamline manner through a capillary tube of radius a. The pressure difference being P and the rate of flow is Q . If the radius is reduced to `a//2` and the pressure difference is increased to 2P, then find the rate of flow.

A

4Q

B

2Q

C

Q

D

Q/8

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The correct Answer is:
D
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ALLEN -RACE-Basic Maths (Properties of Matter & Fluid Mechanics)(Fluid Dynamics + Viscosity)
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