If a tube of small radius opened at both ends is placed in a liquid, the liquid will?

A. remain at the same level irrespective of whether the liquid wet the glass or not
B. falls below the liquid level if the liquid wets the glass
C. falls below the liquid level if the liquid does not wet the glass
D. rise above the liquid level if the liquid does not wet the glass

Correct Answer:

Option C – falls below the liquid level if the liquid does not wet the glass

Explanation

The liquid will rise up the capillary if it wets glass and falls below its initial level if it does not wet glass