A step-up transformer has 340 turns on its primary coil, Ask an Expert

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A step-up transformer has 340 turns on its primary coil and 90,000 turns on its secondary coil. The EMF of the generator to which the primary circuit is attached is 55.0 V.

(a) What is the EMF in the secondary circuit?

1 V

(b) The current in the secondary circuit is 0.50 A. What current is in the primary circuit?

2 A

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