Question

A transformer consisting of 300 turns in the primary and 150 turns in the secondary gives output power of 2.2 kW. If the current in the secondary coils is 10 A, then the input voltage and current in the primary coil are:
(A) 440 V and 5 A (B) 440 and 20 A
(C) 220 V and 20 A (D) 220 V and 10 A

Answer 1

Explanation:

option b is correct.

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