Home
Class 12
PHYSICS
A copper wire of cross-sectional area 2m...

A copper wire of cross-sectional area `2mm^(2)` resistivity `=1.7 xx 10^(-8)Omega m`, carries a current of 1A. The electricfield in the copper wire is

A

`8.5 xx 10^(-5)V//m`

B

`8.5 xx 10^(-4)V//m`

C

`8.5 xx 10^(-3)V//m`

D

`8.5 xx 10^(-2)V//m`

Text Solution

Verified by Experts

Promotional Banner

Similar Questions

Explore conceptually related problems

A resistance of 2Omega is to be made from a copper wire (specific resistance 1.7 xx 10^(-8) Omega m ) using a wire of length 50cm. The radius of the wire is

In copper the number of free electrons per m^(3) is 8.4 x 10^(28). Calculate the drift velocity of electrons in a copper wire of cross sectional area 2 x 10^(-6)m^(2), if a current of 0.63A is flowing through it.