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The primary c...

Question

The primary coil of a transformer contains 100 turns; the secondary has 200 turns. The primary coil is connected to a size AA battery that supplies a constant voltage of 1.5 volts. What voltage would be measured across the secondary coil?

A

3 volts

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B

0.75 volts

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C

0 volts

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D

1.5 volts

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Solution

The correct option is C 0 volts
There would be no voltage across the secondary. A DC current does not cause an EMF.

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