engineering recuitment MPPGCL JE 2024 Mock Test Physics Current, Resistance and Electricity Resistance and Resistivity
The resistance of a certain length of wire having a diameter of 6 mm is 5 ohm. The wire is drawn such that diameter becomes 3 mm. The new resistance will be
1
30 ohms
2
5 ohms
3
60 ohms
4
80 ohms