Electronic Principles What is the power dissipation of a resistance that has 24 V dropped across it and 0.25 A flowing through it? 122 W 64 W 3 W None of these 6 W 122 W 64 W 3 W None of these 6 W ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When operating below its resonant frequency, a parallel RLC circuit has the characteristics of a: parallel RL circuit parallel RLC circuit operated above its resonant frequency parallel RC circuit purely resistive circuit None of these parallel RL circuit parallel RLC circuit operated above its resonant frequency parallel RC circuit purely resistive circuit None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the total resistance of a series circuit that contains four resistors having values of 220W, 470W, 1W, and 1.2W? None of these 692.2 Ohm 3890 Ohm 844.5 Ohm 1234 Ohm None of these 692.2 Ohm 3890 Ohm 844.5 Ohm 1234 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If N1/N2 = 2, and the primary voltage is 120 V, what is the secondary voltage? None of these 60 V 36 V 40 V 0 V None of these 60 V 36 V 40 V 0 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total inductive reactance of a parallel inductor circuit is: equal to the sum of the individual inductance values equal to the source voltage divided by total current None of these less than the inductance value of the smallest inductor equal to the sum of the individual inductive-reactance values equal to the sum of the individual inductance values equal to the source voltage divided by total current None of these less than the inductance value of the smallest inductor equal to the sum of the individual inductive-reactance values ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The core of an electromagnet is said to be in saturation when: changing the polarity of the current in the coil changes the polarity of the magnetic field around the core the core is permitted to move freely within the coil frequent changes in the direction of current through the coil causes heating effects in the core material None of these an increase in current through the coil causes no further increase in the mmf changing the polarity of the current in the coil changes the polarity of the magnetic field around the core the core is permitted to move freely within the coil frequent changes in the direction of current through the coil causes heating effects in the core material None of these an increase in current through the coil causes no further increase in the mmf ANSWER DOWNLOAD EXAMIANS APP
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