Physics, 26.06.2019 06:10 kylucienne

Uppose you wish to fabricate a uniform wire from a mass m of a metal with density ρm and resistivity ρ. if the wire is to have a resistance of r and all the metal is to be used, what must be the length and the diameter of this wire? (use any variable or symbol stated above as necessary.

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Uppose you wish to fabricate a uniform wire from a mass m of a metal with density ρm and resistivity...