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: No more than 10% less than the primary current Twice the primary current None of these Same as the primary current One-half the primary current No more than 10% less than the primary current Twice the primary current None of these Same as the primary current One-half the primary current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A certain power transformer has a turns ratio of 5. What voltage can you expect at the secondary winding when you apply 120 V to the primary winding? 24 V 0.4 V 4.73 None of these 600 V 24 V 0.4 V 4.73 None of these 600 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Reducing the amount of current through an inductor: None of these multiplies the value of inductance by four has no effect on the inductance multiplies the value of inductance by two reduces the value of inductance by one-half None of these multiplies the value of inductance by four has no effect on the inductance multiplies the value of inductance by two reduces the value of inductance by one-half ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the voltage in a parallel RL circuit? The voltage always has the same amplitude and phase for every part of the circuit The total voltages is less than the sum of the voltages across the resistance and inductance The total voltage is equal to the sum of the voltages across the resistance and inductance None of these The total voltage lags the total current by less than 90 The voltage always has the same amplitude and phase for every part of the circuit The total voltages is less than the sum of the voltages across the resistance and inductance The total voltage is equal to the sum of the voltages across the resistance and inductance None of these The total voltage lags the total current by less than 90 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When operating above its resonant frequency, a series RLC circuit has the characteristics of a: series RC circuit series RLC circuit operated below its resonant frequency series RL circuit purely resistive circuit None of these series RC circuit series RLC circuit operated below its resonant frequency series RL circuit purely resistive circuit None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How much current flows through a 60-W light bulb that is operating at 120 V? None of these 0.083333333333333 0.5A 7200 A 180 A None of these 0.083333333333333 0.5A 7200 A 180 A ANSWER DOWNLOAD EXAMIANS APP
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