Water drop 2cm diameter get divided into...

Water drop 2cm diameter get divided into 64 droplets where surface tension is `0.075 N/m`. Find gain in surface energy.

A

`2.8xx10^(-4)J`

B

`1.5xx10^(-3)J`

C

`1.9xx10^(-4)J`

D

`9.4xx10^(-5)`J

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