What physical factors influence the resistance of a conductor?

The resistance of a conductor is determined by several physical factors, primarily the material itself and its physical dimensions. The formula R = ρL/A shows that resistance is directly proportional to the material's resistivity (ρ) and the length (L) of the conductor.

Factors like the material's resistivity, its cross-sectional area (A), and its length all play a role in determining the total resistance.