AC Fundamentals, Circuit and Circuit Theory An A.C. voltage is impressed across a pure resistance of 3.5 ohms in parallel with a pure inductance of impedance of 3.5 ohms, The current through the resistance is less None of the listed here The current through the resistance is more Both resistance and inductance carry equal currents The current through the resistance is less None of the listed here The current through the resistance is more Both resistance and inductance carry equal currents ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory In AC. circuits, laminated iron is invariably used in order to Reduce circuit permeability Make assembly cheap and easier Reduce eddy current loss Increase heat radiation Reduce circuit permeability Make assembly cheap and easier Reduce eddy current loss Increase heat radiation ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory For the same peak value which of the following wave will 'have the highest r.m.s. value? Triangular wave Square wave Half wave rectified sine wave Sine wave Triangular wave Square wave Half wave rectified sine wave Sine wave 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 None of the listed here Both waves must have same frequency Both waves must have identical peak values Both waves must have zero value at the same time None of the listed here Both waves must have same frequency Both waves must have identical peak values ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The power is measured in terms of decibels in case of Electronic equipment Current transformers Auto transformers Transformers Electronic equipment Current transformers Auto transformers Transformers ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory For the same peak value, which of the following wave has the least mean value? Sine wave Square wave Triangular wave Half wave rectified sine wave Sine wave Square wave Triangular wave Half wave rectified sine wave ANSWER DOWNLOAD EXAMIANS APP
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