Electronic Principles In a step-down transformer, which is larger? None of these Impossible to say Secondary voltage Primary voltage Neither None of these Impossible to say Secondary voltage Primary voltage Neither ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total capacitive reactance of a parallel capacitor circuit is: equal to the sum of the individual capacitance values equal to the source voltage divided by total current less than the capacitance value of the smallest capacitor equal to the sum of the individual capacitive-reactance values None of these equal to the sum of the individual capacitance values equal to the source voltage divided by total current less than the capacitance value of the smallest capacitor equal to the sum of the individual capacitive-reactance values None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Inductive reactance is measured in units of: amperes per second volts per second henrys None of these Ohm amperes per second volts per second henrys None of these Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the currents in a series RC circuit? None of these The current always has the same amplitude and phase for every part of the circuit The total current is greater than the sum of the currents for the resistance and capacitance The total current is equal to the sum of the currents for the resistance and capacitance The total current is less than the sum of the currents for the resistance and capacitance None of these The current always has the same amplitude and phase for every part of the circuit The total current is greater than the sum of the currents for the resistance and capacitance The total current is equal to the sum of the currents for the resistance and capacitance The total current is less than the sum of the currents for the resistance and capacitance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles For a pure capacitor: ac current leads the voltage by 90 degree None of these ac current and voltage are exactly in phase ac current lags the voltage by 90 degree ac current is converted to dc voltage ac current leads the voltage by 90 degree None of these ac current and voltage are exactly in phase ac current lags the voltage by 90 degree ac current is converted to dc voltage ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose a step-down transformer has a turns ration of 5:1. If the secondary current is 1A rms, what is the primary-current? 0.3 A None of these 0.2 A 0.4 A 0.6 A 0.3 A None of these 0.2 A 0.4 A 0.6 A ANSWER DOWNLOAD EXAMIANS APP
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