Physics-Surface Tension

NEET Physics Surface Tension MCQ Question

Type: MCQ-fact-Easy-Class 11

What is the relationship between surface tension and the energy of molecules at the surface of a liquid compared to those in the interior?

A

Molecules at the surface have extra energy compared to those in the interior.

B

Molecules at the surface have less energy than those in the interior.

C

Molecules at the surface have the same energy as those in the interior.

D

Surface tension does not affect the energy of molecules in a liquid.

Correct Answer

Option A

Detailed Explanation

Molecules on a liquid surface have some extra energy in comparison to molecules in the interior, as stated in the NCERT context regarding surface tension.

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