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Energy needed in breaking a drop of rad...

Energy needed in breaking a drop of radius R into n drop each of radius r is given by

A

`4pi(r^2n-R^2)T`

B

`(4/3pir^2n-4/3piR^3)T`

C

`4pi(r^2-r^2)nT`

D

`4pi(4n-R^2)TP`

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