Electronic Principles Current is The force that causes electrons to flow None of these The flow of charged particles through a material An imbalance of electrical charges The number of free electrons in an atom The force that causes electrons to flow None of these The flow of charged particles through a material An imbalance of electrical charges The number of free electrons in an atom ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles An intrinsic semiconductor has some holes in it at room temperature. What causes these holes? Valence electrons None of these Free electrons Thermal energy Doping Valence electrons None of these Free electrons Thermal energy Doping ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for resistance in a parallel circuit? The total resistance of a parallel circuit is always less than the value of the smallest resistance The total resistance of a parallel circuit is equal to the total voltage The total resistance in a parallel circuit is equal to the average value of the individual resistances None of these The total resistance is equal to the sum of the individual resistances in a parallel circuit. The total resistance of a parallel circuit is always less than the value of the smallest resistance The total resistance of a parallel circuit is equal to the total voltage The total resistance in a parallel circuit is equal to the average value of the individual resistances None of these The total resistance is equal to the sum of the individual resistances in a parallel circuit. ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following kinds of materials has the lowest permeability? A diamagnetic material None of these A feiTomagnetic material A paramagnetic material All of these A diamagnetic material None of these A feiTomagnetic material A paramagnetic material All of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The transistor has a collector current of 2 mA. If the current gain is 135, what is the base current? None of these 7.8 µA 14.8 µA 7.75 µA 10.3 µA None of these 7.8 µA 14.8 µA 7.75 µA 10.3 µA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When operating below its resonant frequency, a series RLC circuit has the characteristics of a: None of these series RL circuit purely resistive circuit series RC circuit series RLC circuit operated above its resonant frequency None of these series RL circuit purely resistive circuit series RC circuit series RLC circuit operated above its resonant frequency ANSWER DOWNLOAD EXAMIANS APP
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