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Terminal Velocity

Ratio of visc...

Question

Ratio of viscosities and densities of two liquids flowing in similar tubes are 52:49 and 13:1 respectively.

A

The ratio of their critical velocities is 4 : 49

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B

The ratio of their critical velocities is 49 : 4

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C

The ratio of their critical velocities is 2 : 7

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D

The ratio of their critical velocities is 7 : 2

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Solution

The correct option is A The ratio of their critical velocities is 4 : 49

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