Electronic Principles Doubling the operating frequency of a purely inductive circuit: doubles the amount of current through the inductors cuts the current through the inductors one-half None of these increases the current, but by an amount that can be determined only by doing a complete analysis of the circuit has no effect on the current through the inductors doubles the amount of current through the inductors cuts the current through the inductors one-half None of these increases the current, but by an amount that can be determined only by doing a complete analysis of the circuit has no effect on the current through the inductors ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts mechanical into electrical energy is? chemical cell None of these generator thermocouple solar cell chemical cell None of these generator thermocouple solar cell ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of. the following phrases most accurately describes the nature of a pulsating dc voltage? None of these The voltage reverses polarity periodically The voltage remains at one polarity and at a steady level The voltage remains at one polarity but changes value periodically The voltage causes current to flow in two directions at the same time None of these The voltage reverses polarity periodically The voltage remains at one polarity and at a steady level The voltage remains at one polarity but changes value periodically The voltage causes current to flow in two directions at the same time ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following properties of a magnetic circuit can be directly compared to resistance in an electrical circuit? Retentivity Permeability Permeance There is no valid comparison Reluctance Retentivity Permeability Permeance There is no valid comparison Reluctance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If N1/N2 = 2, and the primary voltage is 120 V, what is the secondary voltage? None of these 36 V 40 V 60 V 0 V None of these 36 V 40 V 60 V 0 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The secondary voltage for a certain power transformer is twice the voltage applied to the primary. The current flowing in the secondary winding will be: None of these Same as the primary current Twice the primary current No more than 10% less than the primary current One-half the primary current None of these Same as the primary current Twice the primary current No more than 10% less than the primary current One-half the primary current ANSWER DOWNLOAD EXAMIANS APP
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