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Three liquids of densities rho1,rho2 and...

Three liquids of densities `rho_1`,`rho_2` and `rho_3` (with `rho_1gtrho_2gtrho_2)` having the same value of surface tension `T`, rise to the same height in three identical capillaries. The angles of contact `theta_1`,`theta_2` and `theta_3` obey

A

`pi gt theta_1gttheta_2gttheta_3gt(pi)/2`

B

`(pi)/2gttheta_1gttheta_2gttheta_3ge0`

C

`0letheta_1lttheta_2lttheta_3lt(pi)/2`

D

`(pi)/2lttheta_1lttheta_2lttheta_3ltpi`

Text Solution

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The correct Answer is:
C
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