English, asked by singh4835, 8 months ago

aluminium wire of resistance r is pulled so that its length becomes 4 times its original length.find the new resistance of the wire in term of its original resistance

Answers

Answered by shubhamrathore7447

Answer:

R is directly proportional to the length ofconductor. Therefore, The resistance also becomes 4 times its original resistance and its area becomes 1/4 of its original cross sectional area.

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aluminium wire of resistance r is pulled so that its length becomes 4 times its original length.find the new resistance of the wire in term of its original resistance​

Answers

aluminium wire of resistance r is pulled so that its length becomes 4 times its original length.find the new resistance of the wire in term of its original resistance