A copper wire of resistivity 1.6 ×10-8ohm metre has a cross sectional – InterviewSolution

1.	A copper wire of resistivity 1.6 ×10-8ohm metre has a cross sectional area of 20×10-4cm2. Calculate the length of the wire required to make a 10 ohm coil.
Answer» A copper wire of resistivity 1.6 ×10^-8ohm metre has a cross sectional area of 20×10^-4cm². Calculate the length of the wire required to make a 10 ohm coil.

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