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It is desired to build a copper wire of mass density Pm m=1 g. If the wire should have a resistance R=0.5 Q 1) What should be the length of the copper wire? II) What must be the radius of the cross section of the copper wire? = 8.92- cm3' resistivity p = 1.7x10-8 m " mass

It is desired to build a copper wire of mass density Pm m=1 g. If the wire should have a resistance R=0.5 Q 1) What should be the length of the copper wire? II) What must be the radius of the cross section of the copper wire? = 8.92- cm3' resistivity p = 1.7x10-8 m " mass

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It is desired to build a copper wire of mass density Pm m=1 g. If the wire should have a resistance R=0.5 Q 1) What should be the length of the copper wire? II) What must be the radius of the cross section of the copper wire? = 8.92- Cm3' resistivity p = 1.7x10-8 Ωm mass
Transcribed Image Text:It is desired to build a copper wire of mass density Pm m=1 g. If the wire should have a resistance R=0.5 Q 1) What should be the length of the copper wire? II) What must be the radius of the cross section of the copper wire? = 8.92- Cm3' resistivity p = 1.7x10-8 Ωm mass
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