Question

A solid ball of metal has a concentric spherical cavity within it.
What change can you observe in the volume of the cavity when the ball is heated?

• A. Volume of the cavity increases
• B. Volume of the cavity remains same
• C. Volume of the cavity decreases
• D. Volume of the cavity reduces to half of it's initial volume

Answer 1

The correct option is A Volume of the cavity increases

When the ball is heated, the ball expands. As a result, the cavity also expands which results in increase in volume of the cavity.