Electronic Principles The number of free electrons and holes in intrinsic semiconductor increases when the temperature 0oC Stays the same None of these Decreases Increases 0oC Stays the same None of these Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A typical light switch in your home is a: rotary switch None of these knife switch toggle switch momentary push button switch rotary switch None of these knife switch toggle switch momentary push button switch ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A step-down transformer has turns ration of 5:1. If the primary voltage is 120 Vrms, what is the secondary voltage? 18 V 24 V 30 V 12 V None of these 18 V 24 V 30 V 12 V None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total capacitance of a series capacitor circuit is: less than the value of the smallest capacitor equal to the sun of the individual capacitive-reactance values equal to the sum of the individual capacitance values equal to the source voltage divided by total current None of these less than the value of the smallest capacitor equal to the sun of the individual capacitive-reactance values equal to the sum of the individual capacitance values equal to the source voltage divided by total current None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following principles best describes the basic operation of a generator? Like magnetic poles repel; unlike poles attract Current flowing through a conductor generates a magnetic field None of these Like magnetic poles attract; unlike poles repel Current is induced in a conductor that is moving through a magnetic field Like magnetic poles repel; unlike poles attract Current flowing through a conductor generates a magnetic field None of these Like magnetic poles attract; unlike poles repel Current is induced in a conductor that is moving through a magnetic field ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A current source has an internal resistance of 100 kW. What is the largest load resistance if the current source must appear stiff? 2 k Ohm 10 k Ohm 20 k Ohm None of these 1 k Ohm 2 k Ohm 10 k Ohm 20 k Ohm None of these 1 k Ohm ANSWER DOWNLOAD EXAMIANS APP
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