Question:

A transformer having efficiency of 90% is working on 200 V and 3 kW power supply. If the current in the secondary coil is 6 A, the voltage across the secondary coil and the current in the primary coil respectively are:

Updated On: May 22, 2024
  • 450V, 15A
  • 450V, 13.5A
  • 600V, 15A
  • 300V, 15A
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The Correct Option is A

Solution and Explanation

The correct option (A): 450V, 15A
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