Advertisements
Advertisements
प्रश्न
Answer the following question.
What is the phase difference between the voltages across the inductor and the capacitor at resonance in the LCR circuit?
Advertisements
उत्तर
It can be observed from the phasor diagram that the voltage across the inductor leads the current by `pi/2` and that along the capacitor leads the current by `pi/2`, so in every situation, the phase difference between the inductor and the capacitor is `pi`.
संबंधित प्रश्न
In a series LCR circuit, VL = VC ≠ VR. What is the value of power factor?
In a series LCR circuit, obtain the condition under which watt-less current flows in the circuit ?
Derive an expression for the average power consumed in a series LCR circuit connected to a.c. source in which the phase difference between the voltage and the current in the circuit is Φ.
In an LCR series a.c. circuit, the voltage across each of the components, L, C and R is 50V. The voltage across the LC combination will be ______.
In series LCR circuit, the phase angle between supply voltage and current is ______.
As the frequency of an ac circuit increases, the current first increases and then decreases. What combination of circuit elements is most likely to comprise the circuit?
- Inductor and capacitor.
- Resistor and inductor.
- Resistor and capacitor.
- Resistor, inductor and capacitor.
Select the most appropriate option with regard to resonance in a series LCR circuit.
To reduce the resonant frequency in an L-C-R series circuit with a generator ______.
When a capacitor is connected in series LR circuit, the alternating current flowing in the circuit ______
