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A water film is formed between two paral...

A water film is formed between two parallel wires of 10 cm length. The distance of 0.5 cm between the wires is increased by 1mm. What will be the work done ? (Given, surface tension of water of `72xx10^(-3) Nm^(-1)`)

A

144 erg

B

14 erg

C

288 erg

D

24 erg

Text Solution

Verified by Experts

The correct Answer is:
A
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