Question
Question: A solid ball of metal has a concentric spherical cavity within it. If the ball is heated, the volume...
A solid ball of metal has a concentric spherical cavity within it. If the ball is heated, the volume of the cavity will
A
Increase
B
Decrease
C
Remain unaffected
D
None of these
Answer
Increase
Explanation
Solution
When the ball is heated, expansion of ball and cavity both occurs, hence volume of cavity increases.