AC Fundamentals, Circuit and Circuit Theory A pure capacitor connected across an A.C. voltage consumed 50 W. This is due to The capacitive reactance in ohms The size of the capacitor being quite big The statement is incorrect The current flowing in capacitor The capacitive reactance in ohms The size of the capacitor being quite big The statement is incorrect The current flowing in capacitor ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Time constant of a capacitive circuit Increases with the increase of capacitance and decrease of resistance Increases with the decrease of capacitance and increase of resistance Increase with increase of capacitance and increase of resistance Increases with the decrease of capacitance and decrease of resistance Increases with the increase of capacitance and decrease of resistance Increases with the decrease of capacitance and increase of resistance Increase with increase of capacitance and increase of resistance Increases with the decrease of capacitance and decrease of resistance ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory In a pure inductive circuit The current leads the voltage by 90° The current lags behind the voltage by 90° The current can lead or lag by 90° The current is in phase with the voltage The current leads the voltage by 90° The current lags behind the voltage by 90° The current can lead or lag by 90° The current is in phase with the voltage ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Inductance of a coil Varies Directly as the cross-sectional area of magnetic core Inversely as the length of the iron path None of the listed here Both of the listed here Directly as the cross-sectional area of magnetic core Inversely as the length of the iron path None of the listed here Both of the listed here ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory A pure inductance connected across 250 V, 50 Hz supply consumes 100 W. This consumption can be attributed to The big size of the inductor The statement given is false The reactance of the inductor The current flowing in the inductor The big size of the inductor The statement given is false The reactance of the inductor The current flowing in the inductor ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Poor power factor Reduces load handling capability of electrical system All of the listed here Results in more power losses in the electrical system Overloads alternators, transformers and distribution lines Reduces load handling capability of electrical system All of the listed here Results in more power losses in the electrical system Overloads alternators, transformers and distribution lines ANSWER DOWNLOAD EXAMIANS APP
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