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 3.2 mA None of these 0.05 mA 13 mA 3.75 mA 3.2 mA None of these 0.05 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrases most accurately describes a purely capacitive circuit? Capacitive reactance provides the only opposition to current flow The ac voltage leads the current by 90 degree Resistances provide the only opposition to current flow None of these Combinations of resistance and capacitive reactance provide any opposition to current flow Capacitive reactance provides the only opposition to current flow The ac voltage leads the current by 90 degree Resistances provide the only opposition to current flow None of these Combinations of resistance and capacitive reactance provide any opposition to current flow ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose the voltage from a power outlet is 120 Vrms. What is the peak voltage? 180 V 100 V 170 V None of these 120 V 180 V 100 V 170 V None of these 120 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of an inductive circuit: has no effect on the inductive reactance multiplies the inductive reactance by 6.28 doubles the amount of inductive reactance None of these cuts the inductive reactance in half has no effect on the inductive reactance multiplies the inductive reactance by 6.28 doubles the amount of inductive reactance None of these cuts the inductive reactance in half ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A circuit has a Norton current of 10 mA and a Norton resistance of 10 kW. What is the Thevenin circuit? None of these 1000 V and a series resistance of 10 k Ohm 1000 V and a parallel resistance of 10 kOhm 100 V and a parallel resistance of 10 k Ohm 100 V and a series resistance of 10 k Ohm None of these 1000 V and a series resistance of 10 k Ohm 1000 V and a parallel resistance of 10 kOhm 100 V and a parallel resistance of 10 k Ohm 100 V and a series resistance of 10 k Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The rms value of a sine waveform is: the number of cycles completed in one second equal to 1.41 times the peak amplitude None of these equal to 0.707 times the peak amplitude the time required to complete one full cycle the number of cycles completed in one second equal to 1.41 times the peak amplitude None of these equal to 0.707 times the peak amplitude the time required to complete one full cycle ANSWER DOWNLOAD EXAMIANS APP
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