carmenfox86 carmenfox86

26-01-2017
Chemistry

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a length of #8 copper wire (radius = 1.63 mm) has a mass of 24.0 kg and a resistance of 2.061 ohm per km. what is the overall resistance of the wire

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TheHero TheHero

26-01-2017

m = pVol

p : copper density

Vol: volume

Vol = Al

A: area

L: length

m = p * A * L

L = m/p*A

To find the total resistance

Rtotal = R per Km * L/1000

Actually I think the question is missing the copper density.

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