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The resistance of the conductor is …

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The resistance of the conductor is R. If its length is doubled, then its new resistance will be 4R. Justify.

Posted by Yadavi Yadav 5 years, 10 months ago

CBSE > Class 10 > Science

3 answers

Devansh Pundir 5 years, 10 months ago

If it isn't stretched....then resistance would be 2R......it would be 4R only is it is stretched to double length

Adarsh Tarnach 5 years, 10 months ago

Area had been not given in this question ..

Rishit Goel 5 years, 10 months ago

The question is incomplete. The area is also halved in the question.

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