Electronic Principles A transistor has a current gain of 125 and a base current of 30 µA. What is the collector current? 13 mA None of these 3.75 mA 0.05 mA 3.2 mA 13 mA None of these 3.75 mA 0.05 mA 3.2 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The transistor has a collector current of 10 mA and a base current of 40 mA. What is the current gain of the transistor? 350 µA 250 µA 0.25 µA None of these 300 µA 350 µA 250 µA 0.25 µA None of these 300 µA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When the collector current increases, what does the current gain do? None of these stays the same increases decreases any of the above None of these stays the same increases decreases any of the above ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The transistor has a collector current of 2 mA. If the current gain is 135, what is the base current? 7.75 µA 10.3 µA None of these 7.8 µA 14.8 µA 7.75 µA 10.3 µA None of these 7.8 µA 14.8 µA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles In a pure inductor: ac current lags the voltage by 90 degree None of these ac current leads the voltage by 90 degree ac current and voltage are exactly in phase ac current is converted to dc voltage ac current lags the voltage by 90 degree None of these ac current leads the voltage by 90 degree ac current and voltage are exactly in phase ac current is converted to dc voltage ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Thevenin theorem replaces a complicated circuit facing a load by an Ideal voltage source and parallel resistor None of these Ideal current source and parallel resistor Ideal voltage source and series resistor Ideal current source and series resistor Ideal voltage source and parallel resistor None of these Ideal current source and parallel resistor Ideal voltage source and series resistor Ideal current source and series resistor ANSWER DOWNLOAD EXAMIANS APP