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A step down transformer is used on a 100...

A step down transformer is used on a 1000 V line to deliver 20 A at 120 V at the secondary coil. If the efficiency of the transformer is `80%`, the current drawn from the line is

A

0.125

B

30 A

C

0.3 A

D

2.4 A

Text Solution

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The correct Answer is:
A
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