Electronic Principles Which one of the following devices is most often used for measuring electrical potential difference? Voltmeter Wattmeter None of these Ohmmeter Ammeter Voltmeter Wattmeter None of these Ohmmeter Ammeter 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 None of these 1000 A 0.41666666666667 100 A 0.1 A None of these 1000 A 0.41666666666667 100 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The direction of electron current flow is: None of these from negative to positive from neutral to positive from right to left from positive to negative None of these from negative to positive from neutral to positive from right to left from positive to negative ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following equations most directly determines the power dissipation of a resistance when you know the voltage drop and amount of resistance? None of these I = P/E P = I2R P = IE P = E2/R None of these I = P/E P = I2R P = IE P = E2/R ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total capacitive reactance of a parallel capacitor circuit is: equal to the source voltage divided by total current equal to the sum of the individual capacitance values None of these equal to the sum of the individual capacitive-reactance values less than the capacitance value of the smallest capacitor equal to the source voltage divided by total current equal to the sum of the individual capacitance values None of these equal to the sum of the individual capacitive-reactance values less than the capacitance value of the smallest capacitor ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the impedance of a circuit composed of a 100 ohm resistor connected in parallel with an inductor that has a reactance of 200 W? None of these 224 ohm 77.7 ohm 89.3 ohm 88.8 ohm None of these 224 ohm 77.7 ohm 89.3 ohm 88.8 ohm ANSWER DOWNLOAD EXAMIANS APP
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