AC Fundamentals, Circuit and Circuit Theory In an AC. circuit, a low value of kVAR compared with kW indicates Low efficiency Maximum load current High power factor Unity power factor Low efficiency Maximum load current High power factor Unity power factor ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Inductance of a coil Varies None of the listed here Directly as the cross-sectional area of magnetic core Both of the listed here Inversely as the length of the iron path None of the listed here Directly as the cross-sectional area of magnetic core Both of the listed here Inversely as the length of the iron path 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 reactance of the inductor The statement given is false The current flowing in the inductor The big size of the inductor The reactance of the inductor The statement given is false The current flowing in the inductor The big size of the inductor ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Capacitive reactance is more when Capacitance is more and frequency of supply is less Capacitance is more and frequency of supply is more Capacitance is less and frequency of supply is more Capacitance is less and frequency of supply is less Capacitance is more and frequency of supply is less Capacitance is more and frequency of supply is more Capacitance is less and frequency of supply is more Capacitance is less and frequency of supply is less ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The input of an A.C. circuit having power factor of 0.8 lagging is 40 kVA The power drawn by the circuit is 36 kW 80 kW 40 kW 32 kW 36 kW 80 kW 40 kW 32 kW ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory For a frequency of 200 Hz, the time period will be 0.5 s 0.0005 s 0.005 s 0.05 s 0.5 s 0.0005 s 0.005 s 0.05 s ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS