AC Fundamentals, Circuit and Circuit Theory The product of apparent power and cosine of the phase angle between circuit voltage and current is True power Reactive power Volt-amperes Instantaneous power True power Reactive power Volt-amperes Instantaneous power ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The apparent power drawn by an A.C. circuit is 10 kVA and active power is 8 kW. The reactive power in the circuit is 16 kVAR 12 kVAR 8 kVAR 10 kVAR 16 kVAR 12 kVAR 8 kVAR 10 kVAR 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 R.m.s. voltage Peak voltage None of the listed here Average voltage R.m.s. voltage Peak voltage None of the listed here Average voltage 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 180° 0° 90° 360° 180° 0° 90° 360° 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 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 ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory In R-L-C series resonant circuit magnitude of resonance frequency can be changed by changing the value of C only L or C L only R only C only L or C L only R only ANSWER DOWNLOAD EXAMIANS APP
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