Electronic Principles How much current flows through a 60-W light bulb that is operating at 120 V? 0.083333333333333 0.5A None of these 180 A 7200 A 0.083333333333333 0.5A None of these 180 A 7200 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total capacitive reactance of a parallel capacitor circuit is: equal to the source voltage divided by total current None of these less than the capacitance value of the smallest capacitor equal to the sum of the individual capacitive-reactance values equal to the sum of the individual capacitance values equal to the source voltage divided by total current None of these less than the capacitance value of the smallest capacitor equal to the sum of the individual capacitive-reactance values equal to the sum of the individual capacitance values ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements most accurately describes the nature of inductive reactance? Inductive reactance is a force that tends to overcome the effects of counter emf Inductive reactance is an opposition to current flow in ac circuits Inductive reactance is another term for counter emf Inductive reactance is an opposition to current flow in dc circuits None of these Inductive reactance is a force that tends to overcome the effects of counter emf Inductive reactance is an opposition to current flow in ac circuits Inductive reactance is another term for counter emf Inductive reactance is an opposition to current flow in dc circuits None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Current and voltage are said to be in phase when: their waveforms cross through zero and reach positive and negative peaks at the same time their waveforms are both ac or both dc None of these they have the same amplitude and frequency All of these their waveforms cross through zero and reach positive and negative peaks at the same time their waveforms are both ac or both dc None of these they have the same amplitude and frequency All of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles For a pure capacitor: None of these ac current and voltage are exactly in phase ac current leads the voltage by 90 degree ac current lags the voltage by 90 degree ac current is converted to dc voltage None of these ac current and voltage are exactly in phase ac current leads the voltage by 90 degree ac current lags the voltage by 90 degree ac current is converted to dc voltage ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A low-pass filter: has no effect on ac signals passes lower-frequency signals and reduces higher-frequency signals passes higher-frequency signals and reduces lower-frequency signals None of these reduces the level of all frequencies by a significant amount has no effect on ac signals passes lower-frequency signals and reduces higher-frequency signals passes higher-frequency signals and reduces lower-frequency signals None of these reduces the level of all frequencies by a significant amount ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS