Physics, 03.03.2020 06:06 julih74

A transformer supplies 60 watts of power to a device that is rated at 20 volts. The primary coil is connected to a 120-volt ac source. What is the current I1I1I_1 in the primary coil

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A transformer supplies 60 watts of power to a device that is rated at 20 volts. The primary coil is...