Physics, asked by monaah, 4 months ago

If a wire is stretched, so that its length is 100% more
than its initial length, the percentage increase in
the resistance of the wire is :-​

Answers

Answered by vinod1991unit
1

Explanation:

If a copper wire is stretched so that its length increases by 20% then what is the percentage increase in its resistance (assuming its volume remaing constant) ? ∴%Changing in resistance=1.44RoRo×100=0.44×100=44%.

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