The length of a metallic wire is increased by 20% and its area of cross section is reduced by 4%. The percentage change in resistance of the metallic wire is [enter value] .
Physics · Current electricity · Electric Current, Drift Velocity & Resistance
The length of a metallic wire is increased by 20% and its area of cross section is reduced by 4%. The percentage change in resistance of the metallic wire is [enter value] .