AC Fundamentals, Circuit and Circuit Theory What will be the phase angle between two alternating waves of equal frequency, when one wave attains maximum value the other is at zero value? 30° 45° 180° 90° 30° 45° 180° 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 reduced to one fourth Be four times at high Be doubled Be reduced by half Be reduced to one fourth Be four times at high Be doubled ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The series and parallel resonance on L-C circuit' differs in that Series resonance needs a high-resistance source for sharp increase in 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 Parallel resonance needs a low-resistance source for a sharp rise in line current Series resonance needs a high-resistance source for sharp increase in 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 Parallel resonance needs a low-resistance source for a sharp rise in line current ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory A phasor is An instrument used for measuring phases of an unbalanced 3-phase load A colored tag or band for distinction between different phases of a 3-phase supply A line which represents the magnitude and phase of an alternating quantity A line representing the magnitude and direction of an alternating quantity An instrument used for measuring phases of an unbalanced 3-phase load A colored tag or band for distinction between different phases of a 3-phase supply A line which represents the magnitude and phase of an alternating quantity A line representing the magnitude and direction of an alternating quantity ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory In a series L-C circuit at the resonant frequency the Current is minimum Voltage across C is minimum Impedance is maximum Current is maximum Current is minimum Voltage across C is minimum Impedance is maximum Current is maximum ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory When an alternating current passes through an ohmic resistance the electrical power converted into heat is Reactive power None of the listed here Apparent power Active power Reactive power None of the listed here Apparent power Active power ANSWER DOWNLOAD EXAMIANS APP
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