A transformer with efficiency 80% works at 4 kW and 100 v if the secondary voltage is 200v then the primary and secondary current are:(in ampere)
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68evvx72bbvvx9kfju8ee75. 937e8ei9e579te80z637eiu37eu
Explanation:
bfbfh6djbf9eejdvvvvvvvvvffddfdjb7. 4 isnetj
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