AC Fundamentals, Circuit and Circuit Theory In AC. circuits, laminated iron is invariably used in order to Make assembly cheap and easier Reduce circuit permeability Reduce eddy current loss Increase heat radiation Make assembly cheap and easier Reduce circuit permeability Reduce eddy current loss Increase heat radiation ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory In a series L-C circuit at the resonant frequency the Impedance is maximum Voltage across C is minimum Current is maximum Current is minimum Impedance is maximum Voltage across C is minimum Current is maximum Current is minimum ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The phase difference between voltage and current wave through a circuit element is given as 30°. The essential condition is that Both waves must have zero value at the same time Both waves must have same frequency Both waves must have identical peak values None of these Both waves must have zero value at the same time Both waves must have same frequency Both waves must have identical peak values None of these ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Which of the following circuit component opposes the change in the circuit voltage ? Resistance Capacitance Conductance Inductance Resistance Capacitance Conductance Inductance ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Power factor of an inductive circuit is usually improved by connecting capacitor to it in Series Both parallel and series None of the listed here Parallel Series Both parallel and series None of the listed here Parallel ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory All the rules and laws of D.C. circuit also apply to A.C. circuit containing Capacitance only All above Resistance only Inductance only Capacitance only All above Resistance only Inductance only ANSWER DOWNLOAD EXAMIANS APP
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