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The primary of a transformer when connec...

The primary of a transformer when connected to dc battery of 10 volt draws a current of 1 mA.The number of turns of the primary and secondary windings are the current drawn by the circuit in the secondary are respectively

A

20 V and 0.5 mA

B

20 V and 2.0 mA

C

10 V and 0.5 mA

D

Zero volt and therefore no current

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