Physics, asked by aaabhishek3394, 1 year ago

a metal wire has diameter of 0.25 mm and electrical resistivity of 0.8×10^-8 ohm-m.(i) what will be the length of this way to make a resistance 5 Ohm?(ii) how much will the resistance change, if the diameter of the wire is doubled?

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Answered by namansanghvi71

11

here is the part 1

hope it helps

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