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 32 kW 40 kW 36 kW 80 kW 32 kW 40 kW 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° 45° 30° 90° 180° 45° 30° 90° ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Power factor of an electrical circuit is equal to Cosine of phase angle difference between current and voltage R/Z Ratio of useful current to total current Iw/I all of these Cosine of phase angle difference between current and voltage R/Z Ratio of useful current to total current Iw/I all of these ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The peak value of a sine wave is 200 V. Its average value is 200 V 282.8 V 141.4 V 127.4 V 200 V 282.8 V 141.4 V 127.4 V ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The square waveform of current has following relation between r.m.s. value and average value. r.m.s. value of current is greater than average value None of these r.m.s. value is equal to average value r.m.s. value of current is less than average value r.m.s. value of current is greater than average value None of these r.m.s. value is equal to average value r.m.s. value of current is less than average value ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory In an A.C. circuit power is dissipated in Resistance only Capacitance only Inductance only None of the listed here Resistance only Capacitance only Inductance only None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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