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mass m of a liquid rises inside a capill...


mass `m` of a liquid rises inside a capillary of radius `r`. The mass of fluid that rises when a capillary of radius `2r` is used is

A

`M/2`

B

4M

C

M

D

2M

Text Solution

Verified by Experts

The correct Answer is:
D
`m = rho ` Ah
`m = rhopir^2 (2T cos theta)/(rhoqr)`
`implies m prop r`
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