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? 0.41666666666667 100 A 1000 A None of these 0.1 A 0.41666666666667 100 A 1000 A None of these 0.1 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the power dissipation of a resistance that has 24 V dropped across it and 0.25 A flowing through it? 6 W 3 W None of these 64 W 122 W 6 W 3 W None of these 64 W 122 W ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The north pole of a magnet is the one: that has its molecules arranged in a random pattern None of these that would be repelled by the south pole of another magnet that would be attracted to the earth's south magnetic pole that would be attracted to the earth's north magnetic pole that has its molecules arranged in a random pattern None of these that would be repelled by the south pole of another magnet that would be attracted to the earth's south magnetic pole that would be attracted to the earth's north magnetic pole ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the currents in a series RC circuit? The current always has the same amplitude and phase for every part of the circuit The total current is equal to the sum of the currents for the resistance and capacitance The total current is greater than the sum of the currents for the resistance and capacitance None of these The total current is less than the sum of the currents for the resistance and capacitance The current always has the same amplitude and phase for every part of the circuit The total current is equal to the sum of the currents for the resistance and capacitance The total current is greater than the sum of the currents for the resistance and capacitance None of these The total current is less than the sum of the currents for the resistance and capacitance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total capacitive reactance of a parallel capacitor circuit is: equal to the sum of the individual capacitive-reactance values equal to the source voltage divided by total current less than the capacitance value of the smallest capacitor equal to the sum of the individual capacitance values None of these equal to the sum of the individual capacitive-reactance values equal to the source voltage divided by total current less than the capacitance value of the smallest capacitor equal to the sum of the individual capacitance values None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The equivalent of 1 kV is: 1.00 V None of these 100 mV 1000 mV 1000 V 1.00 V None of these 100 mV 1000 mV 1000 V ANSWER DOWNLOAD EXAMIANS APP
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