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The excess pressure in dyne/ inside ...

The excess pressure in dyne/ inside a liquid drop of radius 2 mm and fsurface tension T is

A

directly proportional to r and inversely proportional to S.

B

directly proportional to S and inversely proportional to r.

C

directly proportional to the product of S and r

D

inversely proportional to the product of S and r

Text Solution

Verified by Experts

The correct Answer is:
B
Excess pressure inside a spherical drop of radius r of a liquid of surface tension S is `P= (2S)/(r )`
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