AC Fundamentals, Circuit and Circuit Theory The power is measured in terms of decibels in case of Electronic equipment Transformers Auto transformers Current transformers Electronic equipment Transformers Auto transformers Current transformers ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory In the case of an unsymmetrical alternating current the average value must always be taken over The half cycle The quarter cycle Unsymmetrical part of the wave form The whole cycle The half cycle The quarter cycle Unsymmetrical part of the wave form The whole cycle 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 High power factor Low efficiency Unity power factor Maximum load current High power factor Low efficiency Unity power factor ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The frequency of an alternating current is The number of electrons passing through a point in one second The speed with which the alternator runs The number of cycles generated in one minute The number of waves passing through a point in one second The number of electrons passing through a point in one second The speed with which the alternator runs The number of cycles generated in one minute The number of waves passing through a point in one second ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory In a series L-C circuit at the resonant frequency the Current is minimum Current is maximum Impedance is maximum Voltage across C is minimum Current is minimum Current is maximum Impedance is maximum Voltage across C is minimum 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 L only L or C C only R only L only L or C C only R only ANSWER DOWNLOAD EXAMIANS APP
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