Science, asked by manoklmh2000p5owt4, 1 year ago

if the length of a copper wire has a resistance R, then on doubling the length the length its specific resistance

Answers

Answered by Alex4532
2
On doubling the length, specific resistance will be half.
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manoklmh2000p5owt4: but the answer is it remains the same
Alex4532: Yeah, Because only resistivity change and specific resistance(R) remains same because in specific resistance L and A =1. So , R=p
manoklmh2000p5owt4: okay
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