AC Fundamentals, Circuit and Circuit Theory The period of a sine wave is ___________ seconds. Its frequency is 40 Hz 20 Hz 50 Hz 30 Hz 40 Hz 20 Hz 50 Hz 30 Hz ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory The phase difference between voltage and current wave through a circuit element is given as 30°. The essential condition is that None of the listed here Both waves must have zero value at the same time Both waves must have same frequency Both waves must have identical peak values None of the listed here Both waves must have zero value at the same time Both waves must have same frequency Both waves must have identical peak values ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory What will be the phase angle between two alternating waves of equal frequency, when one wave attains maximum value the other is at zero value? 90° 180° 45° 30° 90° 180° 45° 30° ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Which of the following circuit component opposes the change in the circuit voltage ? Capacitance Conductance Resistance Inductance Capacitance Conductance Resistance Inductance ANSWER DOWNLOAD EXAMIANS APP
AC Fundamentals, Circuit and Circuit Theory Power factor of the following circuit will be unity None of the listed here Inductance Resistance Capacitance None of the listed here Inductance Resistance Capacitance 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 Both resistance and inductance carry equal currents The current through the resistance is more The current through the resistance is less None of the listed here Both resistance and inductance carry equal currents The current through the resistance is more The current through the resistance is less ANSWER DOWNLOAD EXAMIANS APP
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