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0 votes
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in Physics by (90.5k points)
If a copper wire is stretched to make it `0.1%` longer wha is the percentage change in its resistance?
A. increases by `0.2%`
B. decreases by `0.2%`
C. decreases by `0.05%`
D. increases by `0.05%`

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1 Answer

0 votes
by (88.5k points)
Correct Answer - A
`Rpropl^(2)`

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