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The resistance of a wire is . It is stretched so that its length becomes four times. What will be…
The resistance of a wire is $10\ \Omega$. It is stretched so that its length becomes four times. What will be the new resistance of the wire?
- (a)$40\ \Omega$
- (b)$160.0\ \Omega$
- (c)$120\ \Omega$
- (d)$80.0\ \Omega$
Answer
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From ISC 2022 Specimen Physics Paper 1, question 24.