Teaching Rajasthan Basic Computer Instructor 2021 Mock Test Physics Current, Resistance and Electricity Resistance and Resistivity
A wire of length 1 m and cross section 10 cm2, has a resistance of 100 Ω. Its resistivity is-
1
10 Ω-m
2
1 Ω-m
3
0.1 Ω-m
4
0.01 Ω-m