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Surface tension of water is 0.072 Nm^(-1...

Surface tension of water is 0.072 `Nm^(-1)`. The excess pressure inside a water drop of diameter 1.2 mm is :-

A

`240 Nm^(-2)`

B

`120 Nm^(-2)`

C

`0.06 Nm^(-2)`

D

`72 Nm^(-2)`

Text Solution

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The correct Answer is:
A
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