Electronic Principles Which one of the following principles best describes the basic operation of a generator? Current is induced in a conductor that is moving through a magnetic field None of these Like magnetic poles repel; unlike poles attract Like magnetic poles attract; unlike poles repel Current flowing through a conductor generates a magnetic field Current is induced in a conductor that is moving through a magnetic field None of these Like magnetic poles repel; unlike poles attract Like magnetic poles attract; unlike poles repel Current flowing through a conductor generates a magnetic field ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the impedance of a circuit composed of a 100 ohm resistor connected in parallel with a capacitor that has a reactance of 100 ohm? None of these 70.7Ohm 250 Ohm 60 Ohm 99.3 Ohm None of these 70.7Ohm 250 Ohm 60 Ohm 99.3 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for voltage in a series circuit? None of these The total voltage of a series circuit is equal to the total current divided by the total resistance The total voltage in a series circuit is always less than the value of the smallest voltage The total voltage is equal to the sum of the individual voltages in a series circuit The total voltage in a series circuit is equal to the average value of the individual voltages None of these The total voltage of a series circuit is equal to the total current divided by the total resistance The total voltage in a series circuit is always less than the value of the smallest voltage The total voltage is equal to the sum of the individual voltages in a series circuit The total voltage in a series circuit is equal to the average value of the individual voltages ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A zener diode has a voltage of 10 V and a current of 20 mA. What is the power dissipation? None of these 200 mW 300 mW 10 mW 20 mW None of these 200 mW 300 mW 10 mW 20 mW ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A dielectric material is: a good insulator None of these a good conductor a poor conductor of electrostatic fields a good conductor of magnetic fields a good insulator None of these a good conductor a poor conductor of electrostatic fields a good conductor of magnetic fields ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When a series RLC circuit is operating at its resonant frequency: inductive reactance is equal to the capacitive reactance the difference between inductive and capacitive reactance is equal to the resistance None of these inductive reactance is greater than the capacitive reactance capacitive reactance is greater than the inductive reactance inductive reactance is equal to the capacitive reactance the difference between inductive and capacitive reactance is equal to the resistance None of these inductive reactance is greater than the capacitive reactance capacitive reactance is greater than the inductive reactance ANSWER DOWNLOAD EXAMIANS APP
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