Physics, asked by 1aryanmurari, 7 months ago

If a 110 V line is connected to the primary of a step-up transformer, it delivers

2 amperes on the secondary coil. The ratio of turns on the two windings is 25.

Assuming no losses in the transformer, find the primary current?​

Answers

Answered by nareshrsharma783
1

Answer:

1 answer

A step down transformer reduces 220V to 11V. The primary coil draws 5 A current and secondary coil supplies 90A. Efficiency of the transformer will be:

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