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? None of these 250 µA 300 µA 350 µA 0.25 µA None of these 250 µA 300 µA 350 µA 0.25 µA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A certain power transformer has a turns ratio of 5. What voltage can you expect at the secondary winding when you apply 120 V to the primary winding? 600 V 24 V 4.73 0.4 V None of these 600 V 24 V 4.73 0.4 V None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Thevenin theorem replaces a complicated circuit facing a load by an Ideal current source and parallel resistor Ideal voltage source and parallel resistor Ideal current source and series resistor None of these Ideal voltage source and series resistor Ideal current source and parallel resistor Ideal voltage source and parallel resistor Ideal current source and series resistor None of these Ideal voltage source and series resistor ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles For a pure capacitor: ac current lags the voltage by 90 degree None of these ac current and voltage are exactly in phase ac current leads the voltage by 90 degree ac current is converted to dc voltage ac current lags the voltage by 90 degree None of these ac current and voltage are exactly in phase ac current leads the voltage by 90 degree ac current is converted to dc voltage ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What causes the depletion layer? None of these Doping Recombination Ions Barrier potential None of these Doping Recombination Ions Barrier potential ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the inductive reactance of a 2-H coil operating at 60 Hz? None of these 30 Ohm 754 Ohm 120 Ohm 60 Ohm None of these 30 Ohm 754 Ohm 120 Ohm 60 Ohm ANSWER DOWNLOAD EXAMIANS APP
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