AC Fundamentals, Circuit and Circuit Theory The inductance of a coil can be increased by 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 Increasing core length Decreasing the diameter of the former ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory At __________ frequencies the parallel R-L circuit behaves as purely resistive. High Very low Very high Low High Very low Very high Low ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Inductance of a coil Varies Both of the listed here Inversely as the length of the iron path None of the listed here Directly as the cross-sectional area of magnetic core Both of the listed here Inversely as the length of the iron path None of the listed here Directly as the cross-sectional area of magnetic core ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Which of the following coil will have large resonant frequency? A coil with low resistance A coil with low distributed capacitance A coil with large resistance A coil with large distributed capacitance A coil with low resistance A coil with low distributed capacitance A coil with large resistance A coil with large distributed capacitance ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory For a sine wave with peak value Imax the r.m.s. value is 0.5 Imax 0.707 1.414 Imax 0.9 0.5 Imax 0.707 1.414 Imax 0.9 ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Capacitors for power factor correction are rated in kVAR kV kVA kW kVAR kV kVA kW ANSWER DOWNLOAD EXAMIANS APP
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