Science, asked by jeevanshi512, 11 months ago

why do electric wires sag in summers?

Answers

Answered by rifat50

Answer:

Because the cores of overhead wires are made from copper. Metals expand with heat and contract with cold. The higher temperatures in summer make the copper expand - so the lines get slightly longer.

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Answered by biprajitsuklabaidya7

Answer:

Because the cores of overhead wires are made from copper. Metals expand with heat and contract with cold. The higher temperatures in summer make the copper expand - so the lines get slightly longer.xplanation:

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