Home Physics Electromagnetic Induction Application of EMI (Motor, Dynamo, Transformer) The coils of a step down transformer have 50…
Physics Electromagnetic Induction Application of EMI (Motor, Dynamo, Transformer) MCQ (Single Correct)

The coils of a step down transformer have 500 and 5000 turns. In the primary coil an ac of 4 ampere at 2200 volts is sent. The value of the current and potential difference in the secondary coil will be

A
20 A, 220 V
B
0.4 A, 22000 V
C
40 A, 220 V
D
40 A, 22000 V

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C

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