Question

Question No.31
A power transmission line feeds input power at 2300 V to a step-down transformer with its primary windings having 4000 turns. The
output power is delivered at 230 V by the transformer. If the current in the primary of the transformer is 5A and its efficiency is 90%, the
output current would be
(A) 45A
(B) 50 A
(C) 25 A
D) 35 A

Answer 1

Answer:

(C) 25A

Will be the correct answer

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