Physics, asked by ishreyasingh, 7 months ago

26. When the length of a wire is stretched n
times its length, its resistance becomes n^2?
times the original resistance. Prove it.​

Answers

Answered by nivea7
1

Answer:

resistance is directly proportional to length so resistance increases also if the wire is stretched n times the area of cross section becomes n times less.. therefore the resistance increses

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