engineering recuitment TSSPDCL Junior Lineman 2023 Mock Test Physics Current, Resistance and Electricity Resistance and Resistivity
Which of the following statement is correct, when the length of a wire is increased by keeping the cross-sectional area constant.
1
Resistance increases but resistivity decreases
2
Resistance and resistivity both increase
3
Resistance increases but resistivity remains constant
4
None of these