Practicing Success
The output voltage of an ideal transformer connected to 240 V a.c. mains is 24 V. When this transformer is used to light a bulb with ratings 24 V, 24 W, the primary current would be- |
1 A 0.1 A 0.01 A 10 A |
0.1 A |
The correct answer is Option (2) → 0.1 A |