Electronic Principles What is one important thing transistors do? None of these Emit light Rectify line voltage Amplify weak signals Regulate voltage None of these Emit light Rectify line voltage Amplify weak signals Regulate voltage ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total inductance of a series inductor circuit is: equal to the source voltage divided by total current None of these equal to the sum of the individual inductance values less than the value of the smallest inductor equal to the sum of the individual inductive-reactance values equal to the source voltage divided by total current None of these equal to the sum of the individual inductance values less than the value of the smallest inductor equal to the sum of the individual inductive-reactance values ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A transistor has a current gain of 125 and a base current of 30 µA. What is the collector current? 13 mA 3.75 mA None of these 0.05 mA 3.2 mA 13 mA 3.75 mA None of these 0.05 mA 3.2 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A zener diode has a voltage of 10 V and a current of 20 mA. What is the power dissipation? 20 mW 10 mW None of these 300 mW 200 mW 20 mW 10 mW None of these 300 mW 200 mW ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the currents in a parallel RL circuit? None of these The current always has the same amplitude and phase for every part of the circuit The total current is equal to the sum of the currents through the resistance and inductance The total current is less than the sum of the currents through the resistance and inductance The total current leads the total voltage by less than 90 None of these The current always has the same amplitude and phase for every part of the circuit The total current is equal to the sum of the currents through the resistance and inductance The total current is less than the sum of the currents through the resistance and inductance The total current leads the total voltage by less than 90 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the barrier potential of a silicon diode at room temperature? 0.7V None of these 2 m V per degree Celsius 1 V 0.3V 0.7V None of these 2 m V per degree Celsius 1 V 0.3V ANSWER DOWNLOAD EXAMIANS APP
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