Statement of a problem № 41155


The secondary voltage of an ignition transformer in a furnace is 10.0 kV. When the primary operates at an rms voltage of 120 V, the primary impedance is 24.0 Ω and the transformer is 90.0% efficient. (a) What turns ratio is required? What are? (b) The current in the secondary and (c) The impedance in the secondary?

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