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Work done in increasing the size of a so...

Work done in increasing the size of a soap bubble from a radius of `3 cm` to `5 cm` is nearly. (surface tension of soap solution `= 0.3 Nm^(-1))`

A

`0.2pimJ`

B

`2pimJ`

C

`0.4pimJ`

D

`4pimJ`

Text Solution

Verified by Experts

The correct Answer is:
C
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