Solids expand on heating because - Vidyadip

MCQ

Solids expand on heating because

A
Kinetic energy of the atoms increases
B
Potential energy of the atoms increases
C
Total energy of the atoms increases
✓
The potential energy curve is asymmetric about the equilibrium distance between neighbouring atoms

✓

Answer

Correct option: D.

The potential energy curve is asymmetric about the equilibrium distance between neighbouring atoms

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