A thin liquid film formed between a U-shaped wire and a light slider supports a weight of 1.5\times10^{-2} N . The length of the slider is 30 {cm} and its weight is negligible. The surface tension of the liquid film is:

Correct Answer is : 0.025Nm−1

AP and TS EAMCET Engineering Model Paper 1

Question : 109 of 160

Marks: +1, -0

A thin liquid film formed between a U-shaped wire and a light slider supports a weight of 1.5×10−2N . The length of the slider is 30 cm and its weight is negligible. The surface tension of the liquid film is:

0.0125Nm−1
0.1Nm−1
0.05Nm−1
0.025Nm−1

Validate

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