For a step-down transformer the input voltage is 120v rms, Ask an Expert

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For a step-down transformer, the input voltage is 120V (rms) and output is to be 6v (rms).

a. What should be the number of turns on the secondary side of the transformer, if the number of turns on the primary side is 200?

b. If the power delivered to the secondary side is 5 Watts, what is the power consumed on the primary side( ignore all losses inside the transformer)

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