What is the electric field in a 1.3mm×1.3mm square aluminum wire is 2.7×10−2 V/m ?

Question

What is the current in the wire?

Answer 1

Cross sectional area of the allulinium wire is .

Electric field in the square alluminium wire is .

Resistance is .

For unit length and resistivity of the alluminium is .

Current in the wire is .

For unit length .

Current in the wire is 1.72 A.