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JEE MAIN 2019
09-01-19 S2
Question
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 winding of the transformer is 5 A and its efficiency is 90%, the output current would be:
Select the correct option:
A
25 A
B
50 A
C
45 A
D
35 A
✓ Correct! Well done.
✗ Incorrect. Try again or view the solution.
Solution
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