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Bernoulli's Principle

A liquid is c...

Question

A liquid is coming out from a vertical tube. The relation between the weight of the drop W, surface tension of the liquid T and radius of the tube r is given by, if the angle of contact is zero

A

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B

T

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C

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D

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Solution

The correct option is B
T

Weight of the liquid drop = Force due to surface tension

W =(T)(Circumference of the tube)

W=(T)(2πr)

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