A 500 m length of 18 mm diameter wire carries a 700 ma, Ask an Expert

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A 5.00 m length of 1.8 mm diameter wire carries a 700 mA current when 18.0 mV is applied to its ends. Assume the drift velocity is 1.7 × 10^-5m/s.

(a) Determine the resistance R of the wire.

(b) Determine the resistivity?

(d) Determine the magnitude of the electric field inside the wire.

(e) Determine the number n of free electrons per unit volume.

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Category:- Physics
Reference No.:- M91008183

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