AC Fundamentals, Circuit and Circuit Theory Two waves of the same frequency have opposite phase when the phase angle between them is 90° 0° 180° 360° 90° 0° 180° 360° ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory In a loss-free R-L-C circuit the transient current is Square wave Sinusoidal Non-oscillating Oscillating Square wave Sinusoidal Non-oscillating Oscillating ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The period of a sine wave is ___________ seconds. Its frequency is 20 Hz 40 Hz 30 Hz 50 Hz 20 Hz 40 Hz 30 Hz 50 Hz ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The double energy transient occur in the R-L-C circuit Purely inductive circuit R-L circuit R-C circuit R-L-C circuit Purely inductive circuit R-L circuit R-C circuit ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory A heater is rated as 230 V, 10 kW, A.C. The value 230 V refers to Peak voltage None of the listed here R.m.s. voltage Average voltage Peak voltage None of the listed here R.m.s. voltage Average voltage 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 zero value at the same time Both waves must have same frequency None of these Both waves must have identical peak values Both waves must have zero value at the same time Both waves must have same frequency None of these Both waves must have identical peak values ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS