A step-down transformer (turns ratio 1: 8) is used with an
Chapter 22, Problem 22.120(choose chapter or problem)
A step-down transformer (turns ratio 1: 8) is used with an electric train to reduce the voltage from the wall receptacle to a value needed to operate the train. When the train is running, the current in the secondary coil is 1.6 A. What is the current in the primary coil?
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