Electronic Principles Which one of the following principles best describes the basic operation of an electromagnet? Current is induced in a conductor that is moving through a magnetic field Current flowing through a conductor generates a magnetic field Like magnetic poles attract, while unlike poles repel None of these Like magnetic poles repel, while unlike poles attract Current is induced in a conductor that is moving through a magnetic field Current flowing through a conductor generates a magnetic field Like magnetic poles attract, while unlike poles repel None of these Like magnetic poles repel, while unlike poles attract ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following kinds of materials has the highest permeability? A diamagnetic material None of these A ferromagnetic material A paramagnetic material All of these A diamagnetic material None of these A ferromagnetic material A paramagnetic material All of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When operating below its resonant frequency, a parallel RLC circuit has the characteristics of a: parallel RC circuit parallel RLC circuit operated above its resonant frequency parallel RL circuit purely resistive circuit None of these parallel RC circuit parallel RLC circuit operated above its resonant frequency parallel RL circuit purely resistive circuit None of these 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 inductive reactance is greater than the capacitive reactance capacitive reactance is greater than the inductive reactance None of these inductive reactance is equal to the capacitive reactance the difference between inductive and capacitive reactance is equal to the resistance inductive reactance is greater than the capacitive reactance capacitive reactance is greater than the inductive reactance None of these 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? P = IE P = I2R I = P/E P = E2/R None of these P = IE P = I2R I = P/E P = E2/R None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Holes act like: None of these Positive charges Crystals Negative charges Atoms None of these Positive charges Crystals Negative charges Atoms ANSWER DOWNLOAD EXAMIANS APP
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