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A thin liquid film formed between a U-sh...

A thin liquid film formed between a U-shaped wire and a light slider supports a weight of `1.5xx10^-2N` (see figure). The length of the slider is 30cm and its weight negligible. The surface tension of the liquid film is

A

`0.0125Nm^(-1)`

B

`0.1Nm^(-1)`

C

`0.05Nm^(-1)`

D

`0.025Nm^(-1)`

Text Solution

Verified by Experts

The correct Answer is:
D
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