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Choose the most appropriate option.
A U-shaped wire is dipped in a soap solution and removed. The thin soap film formed between the wire and light slider supports a weight of `1.5 xx 10^(2)` N. The length of the slider is 30 cm. What is the surface tension of the film?

A

`3 xx 10^(-3)Nm^(-1)`

B

`2 xx 10^(-5)Nm^(-1)`

C

`4 xx 10^(-4)Nm^(-1)`

D

`2.5 xx 10^(-2)Nm^(-1)`

Text Solution

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The correct Answer is:
d
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