In a step-up transformer the turn ratio ...

In a step-up transformer the turn ratio is `1:10`. A resistance of `200` ohm connected across the secondary is drawing a current of `0.5A`. What is the primary voltage and current?

A

50 V, 1 amp

B

10 V , 5 amp

C

25 V , 4 amp

D

20 V , 2 amp

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The correct Answer is:

B

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