E
Editor
Sep 18, 2022
In which of the following more heat energy is produced?
Difficulty: Easy
A:
A bulb of resistance $5\times10^{-3}$ ohm operated for 1 min by suppling a current of 120 A
B:
An iron producing heat energy of 2 kJ
C:
A tube working for 2 mins with a supply of 50 A current and offering a resistance o f 0.02 ohms
D:
Both A and C produce same energy.
ID: 63273db6ca83163ac3a0c82b