AC Fundamentals, Circuit and Circuit Theory In a R-L-C circuit Power is consumed in resistance and is equal to IR Exchange of power takes place between capacitor and supply line Exchange of power takes place between inductor and supply line All of the listed here Power is consumed in resistance and is equal to IR Exchange of power takes place between capacitor and supply line Exchange of power takes place between inductor and supply line All of the listed here ANSWER DOWNLOAD EXAMIANS APP
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 10 15 2.5 5 10 15 2.5 ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The form factor is the ratio of Peak value to r.m.s. value r.m.s. value to average value Average value to r.m.s. value None of these Peak value to r.m.s. value r.m.s. value to average value Average value to r.m.s. value None of these ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The voltage of domestic supply is 220 V. This figure represents R.m.s. value Mean value Average value Peak value R.m.s. value Mean value Average value Peak value ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Capacitors for power factor correction are rated in kW kVAR kV kVA kW kVAR kV kVA ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Poor power factor Overloads alternators, transformers and distribution lines All of the listed here Reduces load handling capability of electrical system Results in more power losses in the electrical system Overloads alternators, transformers and distribution lines All of the listed here Reduces load handling capability of electrical system Results in more power losses in the electrical system ANSWER DOWNLOAD EXAMIANS APP