Science, asked by sarthakkolhe499, 7 months ago

Why does a blacksmith heat the metal rim to fix it on a cart wheel?​

Answers

Answered by shm0618667arpana
9

Answer:

A blacksmith heats the metal rim to fix it onto a cart wheel because a metal rim is made slightly smaller. On heating, the rim expands and fits onto the wheel. Then on cooling, the rim contracts and fits tightly onto the wheel.

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