Electronic Principles A device that converts light energy to electrical energy is called a: photo transistor None of these photodiode solar cell thermocouple photo transistor None of these photodiode solar cell thermocouple ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When operating above its resonant frequency, a series RLC circuit has the characteristics of a: series RL circuit purely resistive circuit series RLC circuit operated below its resonant frequency None of these series RC circuit series RL circuit purely resistive circuit series RLC circuit operated below its resonant frequency None of these series RC circuit ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Current and voltage are said to be in phase when: their waveforms cross through zero and reach positive and negative peaks at the same time they have the same amplitude and frequency their waveforms are both ac or both dc All of these None of these their waveforms cross through zero and reach positive and negative peaks at the same time they have the same amplitude and frequency their waveforms are both ac or both dc All of these None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is one important thing transistors do? Rectify line voltage Regulate voltage Emit light None of these Amplify weak signals Rectify line voltage Regulate voltage Emit light None of these Amplify weak signals ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of an inductive circuit: doubles the amount of inductive reactance multiplies the inductive reactance by 6.28 has no effect on the inductive reactance None of these cuts the inductive reactance in half doubles the amount of inductive reactance multiplies the inductive reactance by 6.28 has no effect on the inductive reactance None of these cuts the inductive reactance in half ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The graph of current gain versus collector current indicates that the current gain varies enormously is contant equals the collector current divided by the base current varies slightly None of these varies enormously is contant equals the collector current divided by the base current varies slightly None of these ANSWER DOWNLOAD EXAMIANS APP