Previous year MCQs

General science UPPSC 2006 GS-I
Question

Expansion during heating

Answer & Solution

Answer: (Detailed Solution Below)

Option C: Decreases the density of the material

Detailed Solution:

The correct answer is “Decreases the density of the material”.
Solids, liquids and gases all expand on being heated. As the result of this, density (= mass/volume) decreases.

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