1.

If a wire is doubled then why its length becomes half?​

Answer»

When the wire is STRETCHED to double the length , the area of cross section gets reduced to half. So when the wire is stretched, the resistance multiplies by four TIMES. ... When the wire is stretched to double the length , the area of cross section gets reduced to half.hope it HELPS youhope it helps youplease mark this ANSWER as brainliest answerhope it helps youplease mark this answer as brainliest answerthank you



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