AC Fundamentals, Circuit and Circuit Theory The product of apparent power and cosine of the phase angle between circuit voltage and current is Instantaneous power Reactive power True power Volt-amperes Instantaneous power Reactive power True power Volt-amperes ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The phosphors for which of the following pair are 180° out of phase for VL, VC and VR? None of these VL and VR VC and VL VC and VR None of these VL and VR VC and VL VC and VR ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Power factor of the following circuit will be unity Resistance Capacitance None of the listed here Inductance Resistance Capacitance None of the listed here Inductance ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The inductance of a coil can be increased by Increasing core length Decreasing the diameter of the former Choosing core material having high relative permeability Decreasing the number of turns Increasing core length Decreasing the diameter of the former Choosing core material having high relative permeability Decreasing the number of turns ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory In a highly capacitive circuit the Reactive power is more than the actual power Actual power is more than its reactive power Reactive power is more than the apparent power Apparent power is equal to the actual power Reactive power is more than the actual power Actual power is more than its reactive power Reactive power is more than the apparent power Apparent power is equal to the actual power ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory At very low frequencies a series R-C circuit behaves as almost purely Inductive Resistive None of the listed here Capacitive Inductive Resistive None of the listed here Capacitive ANSWER DOWNLOAD EXAMIANS APP
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