Advertisements
Advertisements
प्रश्न
What will be the potential difference in the circuit when direct current is passed through the circuit?
Advertisements
उत्तर
In case of DC ω = 0
XL = ωL = 0 Ω R = 160 Ω
Z = 160 Ω
e = 160 × i
e = 160V
APPEARS IN
संबंधित प्रश्न
In a series LCR circuit connected to an a.c. source of voltage v = vmsinωt, use phasor diagram to derive an expression for the current in the circuit. Hence, obtain the expression for the power dissipated in the circuit. Show that power dissipated at resonance is maximum
The time constant of an LR circuit is 40 ms. The circuit is connected at t = 0 and the steady-state current is found to be 2.0 A. Find the current at (a) t = 10 ms (b) t = 20 ms, (c) t = 100 ms and (d) t = 1 s.
Answer the following question.
What is the phase difference between the voltages across the inductor and the capacitor at resonance in the LCR circuit?
A series LCR circuit driven by 300 V at a frequency of 50 Hz contains a resistance R = 3 kΩ, an inductor of inductive reactance XL = 250 πΩ, and an unknown capacitor. The value of capacitance to maximize the average power should be ______.
A series LCR circuit is connected to an ac source. Using the phasor diagram, derive the expression for the impedance of the circuit.
Select the most appropriate option with regard to resonance in a series LCR circuit.
The net impedance of circuit (as shown in figure) will be ______.
To reduce the resonant frequency in an L-C-R series circuit with a generator ______.
Out of the following which one is NOT the characteristic of LCR series resonant circuit?
