Physics, asked by kawaljit, 1 year ago

A wire of resistance 2 ohm is stretched to double its length, such that its volume remains constant .What is the resistance of the stretched wire?

Answers

Answered by amar30
7
new resistance will be 4 times the previous resistance.

kawaljit: This is 3 marks question and i dont think it is 3 mark answer
amar30: you didn't mention marks..
kawaljit: I know the ans but i just have to confirm or nothing else
amar30: okk
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