AC Fundamentals, Circuit and Circuit Theory The form factor is the ratio of None of these r.m.s. value to average value Average value to r.m.s. value Peak value to r.m.s. value None of these r.m.s. value to average value Average value to r.m.s. value Peak value to r.m.s. value 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 increase in impedance Series resistance needs a low-resistance source for sharp rise in current 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 Parallel resonance needs a low-resistance source for a sharp increase in impedance Series resistance needs a low-resistance source for sharp rise in current 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 ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The time constant of the capacitance circuit is defined as the time during which voltage None of these Rises to 38.6% of its final steady value Rises to 63.2% of its final steady value Falls to 36.8% of its final steady value None of these Rises to 38.6% of its final steady value Rises to 63.2% of its final steady value Falls to 36.8% of its final steady value ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory All definitions of power factor of a series R-L-C circuit are correct except Ratio of J and Z Ratio of W and VA Ratio of kW and kVA Ratio of net reactance and impedance Ratio of J and Z Ratio of W and VA Ratio of kW and kVA Ratio of net reactance and impedance ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Power factor of an inductive circuit is usually improved by connecting capacitor to it in None of the listed here Series Parallel Both parallel and series None of the listed here Series Parallel Both parallel and series ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory For a sine wave with peak value Emax ___________ the average value is 0.636 Emax 0.707 Emax None of the listed here 0.434 Emax 0.636 Emax 0.707 Emax None of the listed here 0.434 Emax ANSWER DOWNLOAD EXAMIANS APP
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