CUET and UG exam CUET UG 2025 Mock Test Series Physics Current, Resistance and Electricity Resistance and Resistivity
The mass m of a conducting wire of length l is related to its resistance R as
1
R ∝ lm2
2
R ∝ lm
3
\(R \propto \frac{l^2}{m}\)
4
\(R \propto \frac{m^2}{l}\)