Electronic Principles What is one important thing transistors do? Amplify weak signals Regulate voltage Emit light None of these Rectify line voltage Amplify weak signals Regulate voltage Emit light None of these Rectify line voltage ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When a series RLC circuit is operating at its resonant frequency: inductive reactance is greater than the capacitive reactance the difference between inductive and capacitive reactance is equal to the resistance capacitive reactance is greater than the inductive reactance None of these inductive reactance is equal to the capacitive reactance inductive reactance is greater than the capacitive reactance the difference between inductive and capacitive reactance is equal to the resistance capacitive reactance is greater than the inductive reactance None of these inductive reactance is equal to the capacitive reactance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When applying a square waveform to a capacitor, the circuit tends to: round off both the voltage and current waveforms peak the voltage and round off the current waveforms peak both the voltage and current waveforms peak the current and round off the voltage waveforms None of these round off both the voltage and current waveforms peak the voltage and round off the current waveforms peak both the voltage and current waveforms peak the current and round off the voltage waveforms None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following kinds of materials has the lowest permeability? A feiTomagnetic material A paramagnetic material None of these A diamagnetic material All of these A feiTomagnetic material A paramagnetic material None of these A diamagnetic material All of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles To get the Thevenin voltage, you have to Open the load resister Open the voltage source None of these Short the load resistor Short the voltage source Open the load resister Open the voltage source None of these Short the load resistor Short the voltage source ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the voltages in a series RL circuit? None of these The total voltage lags the total current by less than 90 The total voltage is less than the sum of the voltages across the resistance and inductance The voltage always has the same amplitude and phase for every part of the circuit The total voltages 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 total voltage is less than the sum of the voltages across the resistance and inductance The voltage always has the same amplitude and phase for every part of the circuit The total voltages is equal to the sum of the voltages across the resistance and inductance ANSWER DOWNLOAD EXAMIANS APP