Question

Which of the following characteristics of electrons determines the current in a conductor?

(a) Drift velocity alone. (b) Thermal velocity alone. (c) Both drift velocity and thermal velocity. (d) Neither drift nor thermal velocity.

NCERT Class XII
Physics - Exemplar Problems

Chapter 3. Current Electricity

Answer 1

(a) Drift velocity alone................................

Answer 2

The answer is (d)Neither drift nor the thermal velocity.(think so)