Question:medium
A wire of resistance $R$ is stretched to double its original length. Its new resistance will be
[H]
[width=0.5\linewidth]{107.png}
A wire of resistance $R$ is stretched to double its original length. Its new resistance will be
[H]
[width=0.5\linewidth]{107.png}
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Remember that resistance is directly proportional to the length of the conductor and inversely proportional to the cross-sectional area.
Updated On: May 31, 2026
- $4R$
- $2R$
- $R/2$
- $R/4$
Show Solution
The Correct Option is A
Solution and Explanation
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