What power is delivered by the wall outlet

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Reference no: EM13317758

A transformer with 120. turns in its secondary supplies 12. volts at 220. ma to a toy train. The primary is connected across a 120. V wall outlet.

A) How many turns are in the primary

B) What is the primary current?

C) What power is delivered by the wall outlet?

Reference no: EM13317758

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