Electronic Principles Which one of the following kinds of materials has the highest permeability? A ferromagnetic material All of these A diamagnetic material None of these A paramagnetic material A ferromagnetic material All of these A diamagnetic material None of these A paramagnetic material ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The south pole of a magnet is the one: that would be attracted to the earth's south magnetic pole that has its molecules arranged in a random pattern that would be repelled by the north pole of another magnet None of these that would be attracted to the earths north magnetic pole that would be attracted to the earth's south magnetic pole that has its molecules arranged in a random pattern that would be repelled by the north pole of another magnet None of these that would be attracted to the earths north magnetic pole ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles An intrinsic semiconductor has some holes in it at room temperature. What causes these holes? Free electrons Doping Thermal energy None of these Valence electrons Free electrons Doping Thermal energy None of these Valence electrons ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A diode is in series with 220W. If the voltage across the resister is 4V, what is the current through the diode? 18.2 mA 16.3 mA 55.86 A 55 A None of these 18.2 mA 16.3 mA 55.86 A 55 A None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total impedance of a series RLC circuit: always decreases as the applied frequency increases is maximum at the resonant frequency is minimum at the resonant frequency always increases as the applied frequency increases None of these always decreases as the applied frequency increases is maximum at the resonant frequency is minimum at the resonant frequency always increases as the applied frequency increases None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the barrier potential of a silicon diode at room temperature? 1 V 0.3V 0.7V None of these 2 m V per degree Celsius 1 V 0.3V 0.7V None of these 2 m V per degree Celsius ANSWER DOWNLOAD EXAMIANS APP
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