The work done in increasing the size of ...

The work done in increasing the size of a soap film from `10cmxx6cm` to `10cmxx11cm` is `3xx10^-4` Joule. The surface tension of the film is

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

`3.0xx10^(-2)N//m`

`6.0xx10^(-2)N//m`

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

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MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS-PRACTICE SET 23-Paper-1(PHYSICS & CHEMISTRY)

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