Home Physics Surface Tension Angle of Contact The meniscus of mercury in the capillary tub…
Physics Surface Tension Angle of Contact MCQ (Single Correct)

The meniscus of mercury in the capillary tube is

A
Convex
B
Concave
C
Plane
D
Uncertain

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Text Solution

Verified by Experts
The correct answer is:
A

Due to its adhesive nature, mercury depresses below the free surface of the liquid at the point

of contact in the container (as shown in figure) when the capillary tube is dipped in it.

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