Electronic Principles An intrinsic semiconductor has some holes in it at room temperature. What causes these holes? Thermal energy None of these Doping Free electrons Valence electrons Thermal energy None of these Doping Free electrons Valence electrons ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The Thevenin resistance is equal in value to the None of these Open-load resistance Internal resistance of a Morton circuit Half the load resistance Load resistance None of these Open-load resistance Internal resistance of a Morton circuit Half the load resistance Load resistance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following is a statement of Kirchhoffs current law? The algebraic sum of currents in a loop is equal to zero The current through a resistance is proportional to the value of resistance and the IR drop across it None of these The algebraic sum of currents entering and leaving a point is equal to zero The total current in a parallel circuit is less than the value of the smallest current The algebraic sum of currents in a loop is equal to zero The current through a resistance is proportional to the value of resistance and the IR drop across it None of these The algebraic sum of currents entering and leaving a point is equal to zero The total current in a parallel circuit is less than the value of the smallest current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the number of turns of wire in an inductor: None of these multiplies the value of inductance by four reduces the value of inductance by one-half multiplies the value of inductance by two reduces the value of inductance by one-fourth None of these multiplies the value of inductance by four reduces the value of inductance by one-half multiplies the value of inductance by two reduces the value of inductance by one-fourth ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Inductive reactance is measured in units of: Ohm henrys volts per second amperes per second None of these Ohm henrys volts per second amperes per second None of these ANSWER DOWNLOAD EXAMIANS APP
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? 350 µA 0.25 µA 250 µA None of these 300 µA 350 µA 0.25 µA 250 µA None of these 300 µA ANSWER DOWNLOAD EXAMIANS APP
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