AC Fundamentals, Circuit and Circuit Theory What will be the phase angle between two alternating waves of equal frequency, when one wave attains maximum value the other is at zero value? 180° 30° 90° 45° 180° 30° 90° 45° ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The effective resistance of an iron-cored choke working on ordinary supply frequency is more than its true resistance because of Capacitive effect between adjacent coil turns Skin effect Increase in temperature Iron loss in core Capacitive effect between adjacent coil turns Skin effect Increase in temperature Iron loss in core 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 In R-L-C series resonant circuit magnitude of resonance frequency can be changed by changing the value of R only L only C only L or C R only L only C only L or C ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Which of the following circuit component opposes the change in the circuit voltage ? Conductance Resistance Capacitance Inductance Conductance Resistance Capacitance Inductance ANSWER DOWNLOAD EXAMIANS APP
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