Electronic Principles A transistor has a current gain of 125 and a base current of 30 µA. What is the collector current? 3.75 mA 0.05 mA 13 mA 3.2 mA None of these 3.75 mA 0.05 mA 13 mA 3.2 mA None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The barrier potential accross each depletion layer is 0.7 V 0.8 V None of these 20 V 0.7 V 0.8 V None of these 20 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts chemical energy to electrical energy is called a: chemical cell electric device thermocouple None of these solar cell chemical cell electric device thermocouple None of these solar cell ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose a current source has an Ideal current of 10 mA and an internal resistance of 20 MW. For what values of load resistance will the current source appear stiff? 200 k Ohm or less 20 k Ohm or more None of these 20 km or less 200 k Ohm or more 200 k Ohm or less 20 k Ohm or more None of these 20 km or less 200 k Ohm or more ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts thermal energy to electrical energy is called a: thermocouple None of these solar cell piezoelectric devices chemical cell thermocouple None of these solar cell piezoelectric devices chemical cell ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrases most accurately describes a purely capacitive circuit? Combinations of resistance and capacitive reactance provide any opposition to current flow Resistances provide the only opposition to current flow The ac voltage leads the current by 90 degree Capacitive reactance provides the only opposition to current flow None of these Combinations of resistance and capacitive reactance provide any opposition to current flow Resistances provide the only opposition to current flow The ac voltage leads the current by 90 degree Capacitive reactance provides the only opposition to current flow None of these ANSWER DOWNLOAD EXAMIANS APP
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