Two conductors made of the same material have lengths and but equal resistances
PHYSICS · Multi correct · CBSE · Physics · Current Electricity · Current Electricity
Problem
Two conductors made of the same material have lengths l and 2l but equal resistances. They are connected in series in a circuit in which current is flowing. Which of the following are correct?
(a) The potential difference across the two conductors is the same.
(b) The drift speed is larger in the conductor of length l.
(c) The electric field in the first conductor is twice that in the second.
(d) The electric field in the second conductor is twice that in the first.