A current of 5 A is passing through a metallic wire of cross-sectional area 4×10⁻⁶ m².
A current of 5 A is passing through a metallic wire of cross-sectional area 4×10⁻⁶ m². If the density of charge carriers of the wire is 5×10²⁶ m⁻³, the drift velocity of the electrons will […]