AC Fundamentals, Circuit and Circuit Theory In a circuit containing R, L and C, power loss can take place in Capacitance only Resistance only Inductance only All of the listed here Capacitance only Resistance only Inductance only All of the listed here ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The phosphors for which of the following pair are 180° out of phase for VL, VC and VR? VC and VR None of these VL and VR VC and VL VC and VR None of these VL and VR VC and VL ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory In a pure inductive circuit if the supply frequency is reduced to 1/2, the current will Be doubled Be reduced by half Be reduced to one fourth Be four times as high Be doubled Be reduced by half Be reduced to one fourth Be four times as high ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The power factor of a D.C. circuit is always Less than unity Unity Zero Greater than unity Less than unity Unity Zero Greater than unity ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The phase difference between voltage and current wave through a circuit element is given as 30°. The essential condition is that Both waves must have identical peak values Both waves must have zero value at the same time None of the listed here Both waves must have same frequency Both waves must have identical peak values Both waves must have zero value at the same time None of the listed here Both waves must have same frequency ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Poor power factor Overloads alternators, transformers and distribution lines Results in more power losses in the electrical system All of the listed here Reduces load handling capability of electrical system Overloads alternators, transformers and distribution lines Results in more power losses in the electrical system All of the listed here Reduces load handling capability of electrical system ANSWER DOWNLOAD EXAMIANS APP