AC Fundamentals, Circuit and Circuit Theory In the case of an unsymmetrical alternating current the average value must always be taken over The half cycle The quarter cycle The whole cycle Unsymmetrical part of the wave form The half cycle The quarter cycle The whole cycle Unsymmetrical part of the wave form ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The form factor is the ratio of None of these r.m.s. value to average value Average value to r.m.s. value Peak value to r.m.s. value None of these r.m.s. value to average value Average value to r.m.s. value Peak value to r.m.s. value ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The r.m.s. value of pure cosine function is Zero Same as peak value 0.707 of peak value 0.5 of peak value Zero Same as peak value 0.707 of peak value 0.5 of peak value ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Pure inductive circuit takes power from the A.C. line when Applied voltage decreases but current increases Both applied voltage and current increase Both applied voltage and current decrease Applied voltage increases but current decreases Applied voltage decreases but current increases Both applied voltage and current increase Both applied voltage and current decrease Applied voltage increases but current decreases ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The power is measured in terms of decibels in case of Auto transformers Transformers Current transformers Electronic equipment Auto transformers Transformers Current transformers Electronic equipment ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Power factor of the following circuit will be zero Inductance Capacitance Resistance Both of the listed here Inductance Capacitance Resistance Both of the listed here ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS