AC Fundamentals, Circuit and Circuit Theory The peak value of a sine wave is 200 V. Its average value is 200 V 282.8 V 141.4 V 127.4 V 200 V 282.8 V 141.4 V 127.4 V ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The period of a sine wave is ___________ seconds. Its frequency is 50 Hz 30 Hz 20 Hz 40 Hz 50 Hz 30 Hz 20 Hz 40 Hz ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Inductance of a coil Varies Both of the listed here None of the listed here Directly as the cross-sectional area of magnetic core Inversely as the length of the iron path Both of the listed here None of the listed here Directly as the cross-sectional area of magnetic core Inversely as the length of the iron path ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory In a series L-C circuit at the resonant frequency the Current is maximum Current is minimum Voltage across C is minimum Impedance is maximum Current is maximum Current is minimum Voltage across C is minimum Impedance is maximum 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 The ratio of active power to apparent power is known as factor. Load Form Power Demand Load Form Power Demand ANSWER DOWNLOAD EXAMIANS APP
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