Welcome to your AC Circuits MCQ practice assessment.
For a frequency of 200 Hz, the time period will be
In a series resonant circuit, the impedance of the circuit is
The phase difference between voltage and current wave through a circuit element is given as 30°. The essential condition is that
Capacitive reactance is more when
In a loss-free R-L-C circuit the transient current is
For the same peak value which of the following wave will ‘have the highest r.m.s. value ?
Capacitors for power factor correction are rated in
The input of an A.C. circuit having power factor of 0.8 lagging is 40 kVA The power drawn by the circuit is
The safest value of current the human body can carry for more than 3 second is
If two sine waves of the same frequency have a phase difference of JT radians, then
Pure inductive circuit takes power from the A.C. line when
Power factor of an inductive circuit is usually improved by connecting capacitor to it in
A sine wave has a frequency of 50 Hz. Its angular frequency is _______ radian/second
Form Factor is the ratio of
The form factor is the ratio of
A heater is rated as 230 V, 10 kW, A.C. The value 230 V refers to
Inductance affects the direct current flow
The square waveform of current has following relation between r.m.s. value and average value
In a highly capacitive circuit the
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