AC Fundamentals, Circuit and Circuit Theory Pure inductive circuit takes power from the A.C. line when Applied voltage increases but current decreases Both applied voltage and current increase Both applied voltage and current decrease Applied voltage decreases but current increases Applied voltage increases but current decreases Both applied voltage and current increase Both applied voltage and current decrease Applied voltage decreases but current increases ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The power consumed in a circuit element will be least when the phase difference between the current and voltage is 90° 60° 180° 30° 90° 60° 180° 30° ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The power factor of a D.C. circuit is always Greater than unity Less than unity Zero Unity Greater than unity Less than unity Zero Unity ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory A pure capacitor connected across an A.C. voltage consumed 50 W. This is due to The current flowing in capacitor The size of the capacitor being quite big The statement is incorrect The capacitive reactance in ohms The current flowing in capacitor The size of the capacitor being quite big The statement is incorrect The capacitive reactance in ohms 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? VL and VR VC and VR VC and VL None of the listed here VL and VR VC and VR VC and VL None of the listed here ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Form Factor is the ratio of Average value/peak value Average value/r.m.s. value r.m.s. value/peak value r.m.s. value/average value Average value/peak value Average value/r.m.s. value r.m.s. value/peak value r.m.s. value/average value ANSWER DOWNLOAD EXAMIANS APP
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