Question

The resistance of a conductor at 15°C is 16 Ω and at 100°C is 20Ω. What will be the temperature coefficient of resistance of the conductor?

(1) 0.010°C^-1

(2) 0.033°C^-1

(3) 0.003°C^-1

(4) 0.042°C^-1

Answer 1

Correct answer is 3.