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A power transmission line feeds input po...

A power transmission line feeds input power at 2300 V 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

50 A

B

45 A

C

35 A

D

25 A

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