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A capilary tube is kept vertical and ma...

A capilary tube is kept vertical and made to touch the surface of the liquid of surface tension T . If the radius of the capillary tube is 'r' . Then the force on the wall of the capillary tube is

A

`pi r^(2)T`

B

`2pi r T`

C

` 4pi r T`

D

zero

Text Solution

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The correct Answer is:
C
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NIKITA PUBLICATION-SURFACE TENSION-Multiple Choice Questions (Expression for surface tension )
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