Electronic Principles Suppose the voltage from a power outlet is 120 Vrms. What is the peak voltage? 180 V 120 V None of these 170 V 100 V 180 V 120 V None of these 170 V 100 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts thermal energy to electrical energy is called a: chemical cell thermocouple piezoelectric devices solar cell None of these chemical cell thermocouple piezoelectric devices solar cell None of these 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? 0.4 V 600 V 4.73 24 V None of these 0.4 V 600 V 4.73 24 V None of these 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 Capacitive reactance provides the only opposition to current flow None of these The ac voltage leads the current by 90 degree Resistances provide the only opposition to current flow Combinations of resistance and capacitive reactance provide any opposition to current flow Capacitive reactance provides the only opposition to current flow None of these The ac voltage leads the current by 90 degree Resistances provide the only opposition to current flow ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The number of free electrons and holes in intrinsic semiconductor increases when the temperature 0oC None of these Decreases Increases Stays the same 0oC None of these Decreases Increases Stays the same ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles To get the Norton current, you have to Short the load resistor Short the voltage source Open the voltage source None of these Open the load resistor Short the load resistor Short the voltage source Open the voltage source None of these Open the load resistor ANSWER DOWNLOAD EXAMIANS APP