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Let n number of little droplets of water...

Let `n` number of little droplets of water of surface tension S `dyn. Cm^-1`, all of the same radius r cm, combine to form a single drop of radius R cm. J is joule's mechanical equivalent of heat. While using CGS system of units answer the following questions.
i. The energy released is

A

`Sxx4pi n r^2`

B

`Sxx4pi R^2`

C

`Sxx4pir^2n[1-n^(-1//3)]`

D

`Sxx4pi R^2[n^(2//3)-1]`

Text Solution

Verified by Experts

The correct Answer is:
C
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