AC Fundamentals, Circuit and Circuit Theory Form Factor is the ratio of Average value/r.m.s. value Average value/peak value r.m.s. value/average value r.m.s. value/peak value Average value/r.m.s. value Average value/peak value r.m.s. value/average value r.m.s. value/peak value ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory In the case of an unsymmetrical alternating current the average value must always be taken over The quarter cycle Unsymmetrical part of the wave form The whole cycle The half cycle The quarter cycle Unsymmetrical part of the wave form The whole cycle The half cycle ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The apparent power drawn by an A.C. circuit is 10 kVA and active power is 8 kW. The reactive power in the circuit is 10 kVAR 8 kVAR 12 kVAR 16 kVAR 10 kVAR 8 kVAR 12 kVAR 16 kVAR ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory A sine wave has a frequency of 50 Hz. Its angular frequency is __________ radian/second. 50 jt 100 n 5 n 25 JT 50 jt 100 n 5 n 25 JT ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Pure inductive circuit Consumes some power on average Takes power from the line during some part of the cycle and then returns back to it during other part of the cycle None of the listed here Does not take power at all from a line Consumes some power on average Takes power from the line during some part of the cycle and then returns back to it during other part of the cycle None of the listed here Does not take power at all from a line ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory In an AC. circuit, a low value of kVAR compared with kW indicates High power factor Unity power factor Maximum load current Low efficiency High power factor Unity power factor Maximum load current Low efficiency ANSWER DOWNLOAD EXAMIANS APP
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