Electronic Principles What is the power dissipation of a resistance that has 24 V dropped across it and 0.25 A flowing through it? None of these 6 W 122 W 3 W 64 W None of these 6 W 122 W 3 W 64 W ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If a transistor operates at the middle of the load line, an increase in the current gain will move the Q point up down off the load line None of these nowhere up down off the load line None of these nowhere ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A step-down transformer has turns ration of 5:1. If the primary voltage is 120 Vrms, what is the secondary voltage? 30 V 18 V None of these 24 V 12 V 30 V 18 V None of these 24 V 12 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total impedance of a parallel RLC circuit: None of these is maximum at the resonant frequency 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 None of these is maximum at the resonant frequency 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 What is the total resistance of a series circuit that contains four resistors having values of 220W, 470W, 1W, and 1.2W? 844.5 Ohm None of these 3890 Ohm 692.2 Ohm 1234 Ohm 844.5 Ohm None of these 3890 Ohm 692.2 Ohm 1234 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrases most accurately describes a purely capacitive circuit? Resistances provide the only opposition to current flow Capacitive reactance provides the only opposition to current flow None of these Combinations of resistance and capacitive reactance provide any opposition to current flow 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 None of these Combinations of resistance and capacitive reactance provide any opposition to current flow The ac voltage leads the current by 90 degree ANSWER DOWNLOAD EXAMIANS APP
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