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Calculate the energy released when 1000 ...

Calculate the energy released when 1000 small water drops each of same radius `10^(-7)m` coalesce to form one large drop. The surface tension of water is `7.0xx10^(-2)N//m`.

A

`7.9xx10^-12J`

B

`7.9xx10^12J`

C

`7.9xx10^11J`

D

`7.9xx10^-11J`

Text Solution

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The correct Answer is:
A
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