Question

Determine the current density in an aluminum wire of length 2.00 m and radius 0.650 cm.

The potential difference between the ends of the wire is 60.0 V.

A/m2​

Answer 1

Answer:

aluminium wire carrying a current has diameter

. The electric field in the wire

. What is <br>(a) the current carried by the wire? <br> (b) the potential difference between two points in the wire

apart? <br>(c) the resistance of a

length of this wire? <br>Specific resistance of aluminium is