AC Fundamentals, Circuit and Circuit Theory In a loss-free R-L-C circuit the transient current is Non-oscillating Sinusoidal Oscillating Square wave Non-oscillating Sinusoidal Oscillating Square wave ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Two waves of the same frequency have opposite phase when the phase angle between them is 0° 90° 180° 360° 0° 90° 180° 360° ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The square waveform of current has following relation between r.m.s. value and average value. r.m.s. value of current is greater than average value r.m.s. value is equal to average value r.m.s. value of current is less than average value None of these r.m.s. value of current is greater than average value r.m.s. value is equal to average value r.m.s. value of current is less than average value None of these 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 Applied voltage increases but current decreases Both applied voltage and current decrease Applied voltage decreases but current increases Both applied voltage and current increase Applied voltage increases but current decreases Both applied voltage and current decrease ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Time constant of a capacitive circuit Increase with increase of capacitance and increase of resistance Increases with the decrease of capacitance and increase of resistance Increases with the increase of capacitance and decrease of resistance Increases with the decrease of capacitance and decrease of resistance Increase with increase of capacitance and increase of resistance Increases with the decrease of capacitance and increase of resistance Increases with the increase of capacitance and decrease of resistance Increases with the decrease of capacitance and decrease of resistance 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 statement is incorrect The capacitive reactance in ohms The size of the capacitor being quite big The current flowing in capacitor The statement is incorrect The capacitive reactance in ohms The size of the capacitor being quite big The current flowing in capacitor ANSWER DOWNLOAD EXAMIANS APP