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Assertion. Menscus of a liquid disappear...

Assertion. Menscus of a liquid disappears at critical temperature.
Reason. Density of a liquid and its gaseous phase become equal at the critical temperature.

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The correct Answer is:
A
R is the correct explanation of A. At the critical point, various physical propertiies such as density, refractive index etc. have identical value for the liquid and the gaseous state.
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