The surface tension of soap solution is ...

The surface tension of soap solution is `0.03 N//m` . The work done in blowing to from a soap bublle of surface area `40 cm^(2)`, (in J) , is

A

`1.2 XX10^(-4)`

B

`2.4 XX10^(-4)`

C

`12 XX10^(-4)`

D

`24 XX10^(-4)`

Verified by Experts

(b) in case of soap buuble
`W=Txx2xxDeltaA`
`=0.03xx2xx40xx10^(-4)`
`=2.4xx10^(-4)J`

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