Electronic Principles A high-pass filter: passes higher-frequency signals and reduces lower-frequency signals increases the level of all frequencies by a significant amount None of these passes lower-frequency signals and reduces higher-frequency signals has no effect on ac signals passes higher-frequency signals and reduces lower-frequency signals increases the level of all frequencies by a significant amount None of these passes lower-frequency signals and reduces higher-frequency signals has no effect on ac signals 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 power dissipation of a resistance when you know the voltage drop and current? I = P/E P = IE None of these P = I2R P = E2/R I = P/E P = IE None of these P = I2R P = E2/R ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When operating above its resonant frequency, a parallel RLC circuit has the characteristics of a: parallel RL circuit parallel RLC circuit operated above its resonant frequency parallel RC circuit purely resistive circuit None of these parallel RL circuit parallel RLC circuit operated above its resonant frequency parallel RC circuit purely resistive circuit None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrases most accurately describes a purely capacitive circuit? None of these Resistances provide the only opposition to current flow The ac voltage leads the current by 90 degree Capacitive reactance provides the only opposition to current flow Combinations of resistance and capacitive reactance provide any opposition to current flow None of these Resistances provide the only opposition to current flow The ac voltage leads the current by 90 degree Capacitive reactance provides the only opposition to current flow Combinations of resistance and capacitive reactance provide any opposition to current flow ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements most accurately reflects the nature of ac power? The current in an ac circuit flows in two directions at the same time The current in an ac circuit flows in one direction, but changes value periodically None of these The current in an ac circuit changes direction periodically The current in an ac circuit flows in one direction at a steady level The current in an ac circuit flows in two directions at the same time The current in an ac circuit flows in one direction, but changes value periodically None of these The current in an ac circuit changes direction periodically The current in an ac circuit flows in one direction at a steady level ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the phase shift between total current and voltage in the circuit of a 100 ohm resistor connected in parallel with a capacitor that has a reactance of 100 ohm 45 degree 30 degree None of these 75 degree 180 degree 45 degree 30 degree None of these 75 degree 180 degree ANSWER DOWNLOAD EXAMIANS APP
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