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The radii of the two columns is U-tube a...

The radii of the two columns is U-tube are `r_(1)` and `r_(2)(gtr_(1))`. When a liquid of density `rho` (angle of contact is `0^@))` is filled in it, the level different of liquid in two arms is h. The surface tension of liquid is
`(g=` acceleration due to gravity)

A

`(rhoghr_1r_2)/(2(r_2-r_1))`

B

`hrhog(r_2-r_1)`

C

`(hrhog(r_2-r_1))/2`

D

`(hrhog)/(2(r_2-r_1))`

Text Solution

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The correct Answer is:
A
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