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Surface tension vanishes at...

Surface tension vanishes at

A

critical point

B

triple point

C

boiling point

D

condensation point

Text Solution

Verified by Experts

The correct Answer is:
A

Surface tension of a liquid is the amount of enerf=gy required to stretch or increase the surface by unit area . It becomes zero at the critical temperature because at this temperature , the meniscus (surface) between the liquid and its vapor disappears.
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