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A certain number of spherical drops of a...

A certain number of spherical drops of a liquid of radius R coalesce to form a single drop of radius R and volume V. If T is the surface tension of the liquid, then

A

energy = `4 V T ((1)/(r ) - (1)/(R ))` is released

B

energy = `3 V T ((1)/(r ) - (1)/(R ))` is absorbed

C

energy = `3 V T ((1)/(r ) - (1)/(R ))` is released

D

energy is neither released nor absorbed

Text Solution

Verified by Experts

The correct Answer is:
C
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