AC Fundamentals, Circuit and Circuit Theory When an alternating current passes through an ohmic resistance the electrical power converted into heat is Reactive power Active power Apparent power None of the listed here Reactive power Active power Apparent power None of the listed here ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory If two sinusoids of the same frequency but of different amplitudes and phase angles are subtracted, the resultant is A sinusoid of half the original frequency A sinusoid of the same frequency A sinusoid of double the frequency None of the listed here A sinusoid of half the original frequency A sinusoid of the same frequency A sinusoid of double the frequency None of the listed here ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Which of the following coil will have large resonant frequency? A coil with low distributed capacitance A coil with large distributed capacitance A coil with low resistance A coil with large resistance A coil with low distributed capacitance A coil with large distributed capacitance A coil with low resistance A coil with large resistance 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 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 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 ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory A phasor is A colored tag or band for distinction between different phases of a 3-phase supply An instrument used for measuring phases of an unbalanced 3-phase load A line which represents the magnitude and phase of an alternating quantity A line representing the magnitude and direction of an alternating quantity A colored tag or band for distinction between different phases of a 3-phase supply An instrument used for measuring phases of an unbalanced 3-phase load 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 Inductance of a coil Varies None of the listed here Both of the listed here Inversely as the length of the iron path Directly as the cross-sectional area of magnetic core None of the listed here Both of the listed here Inversely as the length of the iron path Directly as the cross-sectional area of magnetic core ANSWER DOWNLOAD EXAMIANS APP