AC Fundamentals, Circuit and Circuit Theory In a circuit containing R, L and C, power loss can take place in Inductance only All of the listed here Capacitance only Resistance only Inductance only All of the listed here Capacitance only Resistance only ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The reactance offered by a capacitor to alternating current of frequency 50 Hz is 20 Q. If frequency is increased to 100 Hz, reactance becomes __________ ohms. 5 2.5 15 10 5 2.5 15 10 ANSWER DOWNLOAD EXAMIANS APP
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, None of the listed here The current through the resistance is less The current through the resistance is more Both resistance and inductance carry equal currents None of the listed here The current through the resistance is less The current through the resistance is more Both resistance and inductance carry equal currents ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Wire-wound resistors are unsuitable for use at high frequencies because they Consume more power Are likely to melt under excessive eddy current heat Create more electrical noise Exhibit unwanted inductive and capacitive effects Consume more power Are likely to melt under excessive eddy current heat Create more electrical noise Exhibit unwanted inductive and capacitive effects 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? VC and VR None of the listed here VC and VL VL and VR VC and VR None of the listed here VC and VL VL and VR ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Ohm is unit of all of the following except Capacitive reactance Resistance Capacitance Inductive reactance Capacitive reactance Resistance Capacitance Inductive reactance ANSWER DOWNLOAD EXAMIANS APP
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