Question:medium
A wire X is half the diameter and half the length of a wire Y of similar material. The ratio of resistance of X to that of Y is:
A wire X is half the diameter and half the length of a wire Y of similar material. The ratio of resistance of X to that of Y is:
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Resistance increases if length increases or cross-sectional area decreases.
Updated On: Mar 24, 2026
- \(8:1\)
- \(4:1\)
- \(2:1\)
- \(1:1\)
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The Correct Option is A
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