AC Fundamentals, Circuit and Circuit Theory Power factor of the following circuit will be zero Capacitance Both of the listed here Resistance Inductance Capacitance Both of the listed here Resistance Inductance ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The period of a sine wave is ___________ seconds. Its frequency is 30 Hz 20 Hz 40 Hz 50 Hz 30 Hz 20 Hz 40 Hz 50 Hz ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory In a pure resistive circuit None of the listed here Current is in phase with the voltage Current can lead or lag the voltage by 90° Current lags behind the voltage by 90° None of the listed here Current is in phase with the voltage Current can lead or lag the voltage by 90° Current lags behind the voltage by 90° ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory In a pure capacitive circuit if the supply frequency is reduced to 1/2, the current will Be reduced by half Be doubled Be reduced to one fourth Be four times at high Be reduced by half Be doubled Be reduced to one fourth Be four times at high ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The series and parallel resonance on L-C circuit' differs in that Parallel resonance needs a low-resistance source for a sharp rise in line current Series resistance needs a low-resistance source for sharp rise in current Parallel resonance needs a low-resistance source for a sharp increase in impedance Series resonance needs a high-resistance source for sharp increase in current Parallel resonance needs a low-resistance source for a sharp rise in line current Series resistance needs a low-resistance source for sharp rise in current Parallel resonance needs a low-resistance source for a sharp increase in impedance Series resonance needs a high-resistance source for sharp increase in current ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Wire-wound resistors are unsuitable for use at high frequencies because they Consume more power Are likely to melt under excessive eddy current heat Create more electrical noise Exhibit unwanted inductive and capacitive effects Consume more power Are likely to melt under excessive eddy current heat Create more electrical noise Exhibit unwanted inductive and capacitive effects ANSWER DOWNLOAD EXAMIANS APP
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