Physics, asked by girijapatro, 1 year ago

The resistivity of iron is 1×10^-7 ohm.m .if the diameter and length of the iron wire are doubled the resisitivity of the new wire becomes what?

Answers

Answered by lakshminarayan29
2
The resistivity will remain same..
Resistivity does not depend on length and area of cross section..
sakshigoenka99: hi sakshi
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