Question

12. Consider the figures of a metal ball and a metal ring
given here.
Ball
Ring
The metal ball can just pass through the metal ring.
If the metal ring is heated, then
A. The ball will pass through it and there is no change
in the shape of the ring
The ball will pass through it and the diameter of
ring increases
e. The ball gets stuck and the diameter of the ring
decreases
D. None of these.​

Answer 1

Answer: Ball will pass through it and and diameter of metal ring increases.

Explanation:

Due to heating the metal expands causing the diameter to increase and the ball having a smaller diameter can pass through the ring.