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A rain drop of radius 0.3 mm has a termi...

A rain drop of radius 0.3 mm has a terminal velocity in air 1m/s. the viscosity of air is `18xx10^(-5)` poise. The viscous force on it is-

A

`2.05xx10^(-7)N`

B

`1.018xx10^(-7)N`

C

`1.05xx10^(-7)N`

D

`2.058xx10^(-7)N`

Text Solution

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The correct Answer is:
A
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