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A given copper wire has a resistance of 5.10 ? at 20.0°C while a tungsten wire...

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Physics

A given copper wire has a resistance of 5.10 ? at 20.0°C while atungsten wire of the same diameter has a resistance of 4.67 ? at20.0°C. At what temperature will the two wires have the sameresistance?

Answer & Explanation Solved by verified expert
4.5 Ratings (739 Votes)
here dR Ro alpha dT let c represent copper let w represent tungsten let R be the common resistance at some future temperature T for copper dRc Roc    See Answer
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