Electronic Principles The basic unit of measurement for resistance is the: ampere ohm volt None of these watt ampere ohm volt None of these watt ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A certain electromagnet has 1000 turns of wire. How much current must flow through the coil in order to generate an mmf of 100 ampere-turns? 0.1 A 1000 A 100 A None of these 0.41666666666667 0.1 A 1000 A 100 A None of these 0.41666666666667 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When operating below its resonant frequency, a series RLC circuit has the characteristics of a: series RLC circuit operated above its resonant frequency None of these series RC circuit purely resistive circuit series RL circuit series RLC circuit operated above its resonant frequency None of these series RC circuit purely resistive circuit series RL circuit ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles For a pure capacitor: ac current and voltage are exactly in phase ac current leads the voltage by 90 degree ac current is converted to dc voltage None of these ac current lags the voltage by 90 degree ac current and voltage are exactly in phase ac current leads the voltage by 90 degree ac current is converted to dc voltage None of these ac current lags the voltage by 90 degree ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements best describes magnetic hysteresis? Hysteresis is most apparent when the current through the coil of an electromagnet changes frequently Hysteresis is the amount of magnetic flux that is not confined to the core material of an electromagnet None of these Hysteresis is most apparent when the core material is saturated Hysteresis is most apparent when a steady amount of current is lowing through the coil of an electromagnet Hysteresis is most apparent when the current through the coil of an electromagnet changes frequently Hysteresis is the amount of magnetic flux that is not confined to the core material of an electromagnet None of these Hysteresis is most apparent when the core material is saturated Hysteresis is most apparent when a steady amount of current is lowing through the coil of an electromagnet ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating voltage of a purely capacitive circuit: has no effect on the capacitive reactance cuts the capacitive reactance in half doubles the amount of capacitive reactance None of these multiplies the capacitive reactance by 7 has no effect on the capacitive reactance cuts the capacitive reactance in half doubles the amount of capacitive reactance None of these multiplies the capacitive reactance by 7 ANSWER DOWNLOAD EXAMIANS APP
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