A transformer has an efficiency of 80%. it's connected to a power input of 5kW at 200V. If the secondary voltage is 250V, the primary and secondary currents respectively are
a.25A and 20A
b.20A and 16A
c.25A and 16A
d.40A and 25A
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Answer: c. 25A and 16A
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Explanation:
option c is the correct answer
25 A and 16 A
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