Electronic Principles What kind of device is a diode? Nonlinear Bilateral None of these Linear Unipolar Nonlinear Bilateral None of these Linear Unipolar ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The primary impedance of a transformer is 60 ohm and the secondary impedance is 120 ohm. What is the impedance ratio? None of these 0.5 4 180 0.25 None of these 0.5 4 180 0.25 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following principles best describes the basic operation of an electromagnet? Current flowing through a conductor generates a magnetic field Like magnetic poles attract, while unlike poles repel Like magnetic poles repel, while unlike poles attract None of these 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 Like magnetic poles repel, while unlike poles attract None of these Current is induced in a conductor that is moving through a magnetic field ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles At room temperature an intrinsic silicon crystal acts approximately like an insulator a conductor a piece of copper wire None of these a battery an insulator a conductor a piece of copper wire None of these a battery ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total impedance of a series RLC circuit: is minimum at the resonant frequency is maximum at the resonant frequency always increases as the applied frequency increases None of these always decreases as the applied frequency increases is minimum at the resonant frequency is maximum at the resonant frequency always increases as the applied frequency increases None of these always decreases as the applied frequency increases ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following kinds of materials has the highest permeability? A diamagnetic material A ferromagnetic material A paramagnetic material None of these All of these A diamagnetic material A ferromagnetic material A paramagnetic material None of these All of these ANSWER DOWNLOAD EXAMIANS APP
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