Electronic Principles A step-down transformer has turns ration of 5:1. If the primary voltage is 120 Vrms, what is the secondary voltage? 24 V 18 V 30 V 12 V None of these 24 V 18 V 30 V 12 V None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the voltage in a parallel RC circuit? The total voltage is less than the sum of the voltages across the resistance and capacitance The total voltage is equal to the sum of the voltages across the resistance and capacitance The voltage always has the same amplitude and phase for every part of the circuit None of these The total voltage leads the total current by less than 90 degree The total voltage is less than the sum of the voltages across the resistance and capacitance The total voltage is equal to the sum of the voltages across the resistance and capacitance The voltage always has the same amplitude and phase for every part of the circuit None of these The total voltage leads the total current by less than 90 degree ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A circuit has two different voltage sources that are connected in a series-aiding form. If the sources are rated at 6 V and 9 V, what is the total source voltage? 8 V 15 V None of these 7.5 V 16 V 8 V 15 V None of these 7.5 V 16 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A basic capacitor is composed of: two coils separated by a conductor two dielectrics separated by a conductor two coils separated by a dielectric two conductors separated by a dielectric None of these two coils separated by a conductor two dielectrics separated by a conductor two coils separated by a dielectric two conductors separated by a dielectric None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles In a pure inductor: ac current is converted to dc voltage ac current and voltage are exactly in phase None of these ac current leads the voltage by 90 degree ac current lags the voltage by 90 degree ac current is converted to dc voltage ac current and voltage are exactly in phase None of these ac current leads the voltage by 90 degree ac current lags the voltage by 90 degree ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When operating below its resonant frequency, a series RLC circuit has the characteristics of a: None of these series RLC circuit operated above its resonant frequency series RC circuit series RL circuit purely resistive circuit None of these series RLC circuit operated above its resonant frequency series RC circuit series RL circuit purely resistive circuit ANSWER DOWNLOAD EXAMIANS APP
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