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By a surface of a liquid we mean
Question

By a surface of a liquid we mean

A
a geometrical plane like

B
all molecules exposed to the atmosphere

C
a layer of thickness of the order of

D
a layer of thickness of the order of

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Text SolutionText solutionverified iconVerified

The surface tension in a liquid is effective to a 10 to 15 molecular depth from the open surface. Hence in the context of surface tension, the surface of a liquid is meant by this much thick layer which comes to the order of 10⁻⁸ m.

 

So, option (C) is correct.

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Question Text
By a surface of a liquid we mean
Answer TypeText solution:1
Upvotes150