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The work done in increasing the size of ...

The work done in increasing the size of a soap film from 10 cm × 6 cm to 10 cm × 11 cm is `3 xx10^(-4)` joule . The surface tension of the film is

A

`1.5xx10^(-2)N//m`

B

`3xx10^(-2)N//m`

C

`6xx10^(-2) N//m`

D

`11xx10^(-2) N//m`

Text Solution

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The correct Answer is:
B
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TARGET PUBLICATION-SURFACE TENSION -CRITICAL THINKING
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