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 15 2.5 10 5 15 2.5 10 ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Capacitive susceptance is a measure of The extent of neutralization of reactive power in a circuit A purely capacitive circuit's ability to resist the flow of current Reactive power in a circuit A purely capacitive circuit's ability to pass current The extent of neutralization of reactive power in a circuit A purely capacitive circuit's ability to resist the flow of current Reactive power in a circuit A purely capacitive circuit's ability to pass current ANSWER DOWNLOAD EXAMIANS APP
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° 45° 90° 180° 30° 45° 90° ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory A heater is rated as 230 V, 10 kW, A.C. The value 230 V refers to None of the listed here R.m.s. voltage Peak voltage Average voltage None of the listed here R.m.s. voltage Peak voltage Average voltage ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The voltage of domestic supply is 220 V. This figure represents Mean value Peak value R.m.s. value Average value Mean value Peak value R.m.s. value Average value 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 40 kW 80 kW 36 kW 32 kW 40 kW 80 kW 36 kW 32 kW ANSWER DOWNLOAD EXAMIANS APP
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