AC Fundamentals, Circuit and Circuit Theory The ratio of active power to apparent power is known as factor. Form Demand Load Power Form Demand Load Power 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 None of the listed here Both waves must have same frequency Both waves must have zero value at the same time Both waves must have identical peak values None of the listed here Both waves must have same frequency Both waves must have zero value at the same time Both waves must have identical peak values ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory In an AC. circuit, a low value of kVAR compared with kW indicates Maximum load current Unity power factor Low efficiency High power factor Maximum load current Unity power factor Low efficiency High power factor ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The power is measured in terms of decibels in case of Electronic equipment Auto transformers Current transformers Transformers Electronic equipment Auto transformers Current transformers Transformers ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory A pure inductance connected across 250 V, 50 Hz supply consumes 100 W. This consumption can be attributed to The reactance of the inductor The statement given is false The big size of the inductor The current flowing in the inductor The reactance of the inductor The statement given is false The big size of the inductor The current flowing in the inductor 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
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