Electronic Principles The total impedance of a parallel RLC circuit: is maximum at the resonant frequency None of these is equal to the sum of the values of resistance, inductive reactance and capacitive reactance always decreases as the applied frequency increases always increases as the applied frequency increases is maximum at the resonant frequency None of these is equal to the sum of the values of resistance, inductive reactance and capacitive reactance always decreases as the applied frequency increases always increases as the applied frequency increases ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The direction of electron current flow is: from right to left from neutral to positive from positive to negative from negative to positive None of these from right to left from neutral to positive from positive to negative from negative to positive None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The north pole of a magnet is the one: that has its molecules arranged in a random pattern None of these that would be repelled by the south pole of another magnet that would be attracted to the earth's north magnetic pole that would be attracted to the earth's south magnetic pole that has its molecules arranged in a random pattern None of these that would be repelled by the south pole of another magnet that would be attracted to the earth's north magnetic pole that would be attracted to the earth's south magnetic pole ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles In an intrinsic semiconductor, the number of free electrons Impossible to say Is less than the number of holes Equals the number of holes None of these Is greater than the number of holes Impossible to say Is less than the number of holes Equals the number of holes None of these Is greater than the number of holes ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrases most accurately describes a purely capacitive circuit? Capacitive reactance provides the only opposition to current flow Combinations of resistance and capacitive reactance provide any opposition to current flow None of these The ac voltage leads the current by 90 degree Resistances provide the only opposition to current flow Capacitive reactance provides the only opposition to current flow Combinations of resistance and capacitive reactance provide any opposition to current flow None of these The ac voltage leads the current by 90 degree Resistances provide the only opposition to current flow ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the power dissipation of a resistance that has 24 V dropped across it and 0.25 A flowing through it? 122 W 64 W None of these 3 W 6 W 122 W 64 W None of these 3 W 6 W ANSWER DOWNLOAD EXAMIANS APP
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