A solid ball of metal has a spherical cavity inside it. If the ball is heated, the volume of the cavity will:

A. Increase
B. Decrease
C. Remain unaffected
D. None of these


Correct Answer: A. Increase

Detail about MCQs

When a solid ball of metal is heated, it expands due to the increase in temperature. This expansion affects both the outer surface of the ball and the cavity inside it. Therefore, the volume of the cavity will also increase.

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