The output voltage of a transformer connected to 240 V mains supply is 24 V. When this transformer is used to operate a bulb with rating 24 V, 24 W, then the current flowing in the primary of the transformer is:
A. 0.01 A
B. 1A
C. 10 A
D. 0.1 A
Answer:D
The output voltage of a transformer connected to 240 V mains supply is 24 V. When this transformer is used to operate a bulb with rating 24 V, 24 W, then the current flowing in the primary of the transformer is:
A. 0.01 A B. 1A C. 10 A D. 0.1 A