AC Fundamentals, Circuit and Circuit Theory The frequency of domestic power supply in India is 50 Hz 250 Hz 150 Hz 200 Hz 50 Hz 250 Hz 150 Hz 200 Hz ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Power factor of the following circuit will be zero Both of the listed here Capacitance Resistance Inductance Both of the listed here Capacitance Resistance Inductance ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The r.m.s. value of alternating current is given by steady (D.C.) current which when flowing through a given circuit for a given time produces The less heat than produced by A.C. flowing through the same circuit The same heat as produced by A.C. when flowing through the same circuit None of these The more heat than produced by A.C. when flowing through the same circuit The less heat than produced by A.C. flowing through the same circuit The same heat as produced by A.C. when flowing through the same circuit None of these The more heat than produced by A.C. when flowing through the same circuit ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Which of the following coil will have large resonant frequency? A coil with low distributed capacitance A coil with large distributed capacitance A coil with low resistance A coil with large resistance A coil with low distributed capacitance A coil with large distributed capacitance A coil with low resistance A coil with large resistance ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory At very low frequencies a series R-C circuit behaves as almost purely Resistive Capacitive Inductive None of the listed here Resistive Capacitive Inductive None of the listed here 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 Exhibit unwanted inductive and capacitive effects Are likely to melt under excessive eddy current heat Create more electrical noise Consume more power Exhibit unwanted inductive and capacitive effects Are likely to melt under excessive eddy current heat Create more electrical noise ANSWER DOWNLOAD EXAMIANS APP
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