Electronic Principles Which one of the following phrases most accurately describes a purely inductive circuit? Inductive reactance provides the only opposition to current flow Combinations of resistance and inductive reactance provide any opposition to current flow Resistances provide the only opposition to current flow The ac voltage lags the current by 90 degree None of these Inductive reactance provides the only opposition to current flow Combinations of resistance and inductive reactance provide any opposition to current flow Resistances provide the only opposition to current flow The ac voltage lags the current by 90 degree None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A low-pass filter: None of these has no effect on ac signals passes higher-frequency signals and reduces lower-frequency signals passes lower-frequency signals and reduces higher-frequency signals reduces the level of all frequencies by a significant amount None of these has no effect on ac signals passes higher-frequency signals and reduces lower-frequency signals passes lower-frequency signals and reduces higher-frequency signals reduces the level of all frequencies by a significant amount ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Most AC power is obtained from: batteries None of these oscillators generators lightning batteries None of these oscillators generators lightning ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When operating above its resonant frequency, a series RLC circuit has the characteristics of a: purely resistive circuit series RL circuit series RC circuit series RLC circuit operated below its resonant frequency None of these purely resistive circuit series RL circuit series RC circuit series RLC circuit operated below its resonant frequency None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements most accurately applies to the frequency of a waveform? Unless specified otherwise, the frequency of a waveform is assumed to be 60 Hz The longer the period of a waveform, the lower its frequency None of these The actual frequency of a sine waveform is 1.41 times the working frequency The higher the amplitude of a waveform, the higher its frequency Unless specified otherwise, the frequency of a waveform is assumed to be 60 Hz The longer the period of a waveform, the lower its frequency None of these The actual frequency of a sine waveform is 1.41 times the working frequency The higher the amplitude of a waveform, the higher its frequency ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Holes act like: Atoms None of these Negative charges Positive charges Crystals Atoms None of these Negative charges Positive charges Crystals ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS