Question

Examples of thermal expansion of solids

Answer 1

Answer:

heating of a metal ball

Explanation:

Take a metal or iron ball such that it passes through a metal ring taken.Now,heat the iron ball and we observe

that it now,does not pass through the ring.After sometime,the ball comes to it's original size and passes through the ring.This is because,by cooling at room temperature ball passes through the ball.This is an example of thermal expansion in solids.

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