AC Fundamentals, Circuit and Circuit Theory In a purely inductive circuit None of the listed here Actual power is zero Reactive power is zero Apparent power is zero None of the listed here Actual power is zero Reactive power is zero Apparent power is zero ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory For a sine wave with peak value Imax the r.m.s. value is 0.707 0.9 1.414 Imax 0.5 Imax 0.707 0.9 1.414 Imax 0.5 Imax ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Which of the following circuit component opposes the change in the circuit voltage ? Capacitance Resistance Inductance Conductance Capacitance Resistance Inductance Conductance ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory For a frequency of 200 Hz, the time period will be 0.0005 s 0.05 s 0.005 s 0.5 s 0.0005 s 0.05 s 0.005 s 0.5 s 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 current flowing in the inductor The reactance of the inductor The big size of the inductor The statement given is false The current flowing in the inductor The reactance of the inductor ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The reactance offered by a capacitor to alternating current of frequency 50 Hz is 20 Q. If frequency is increased to 100 Hz, reactance becomes __________ ohms. 5 10 2.5 15 5 10 2.5 15 ANSWER DOWNLOAD EXAMIANS APP