Home
Class 12
PHYSICS
When the frequency of the AC source in a...

When the frequency of the AC source in an LCR circuit equals the resonant frequency, the reactance of the circuit is zero. Does it mean that there is no current through the inductor or the capacitor?

Promotional Banner

Topper's Solved these Questions

  • ALTERNATING CURRENT

    HC VERMA|Exercise Objective 1|11 Videos
  • ALTERNATING CURRENT

    HC VERMA|Exercise Objective 2|7 Videos
  • ALTERNATING CURRENT

    HC VERMA|Exercise Workder Examples|8 Videos
  • BOHR'S MODEL AND PHYSICS OF THE ATOM

    HC VERMA|Exercise Exercises|46 Videos

Similar Questions

Explore conceptually related problems

In a LCR circuit, at the resonating frequency :

The resonant frequency of an LCR circuit is :

What is resonant frequency in LCR circuit?

When the frequency of an a.c. circuit increases the capacitive reactance offered by capacitor connected in the circuit

When an AC source is connected to a capacitor there is a steady-state current in the circuit. Does it mean that the charges jump from one plate to the other to complete the circuit?

In an AC circuit with capacitor only, if the frequency of the signal is zero, then the capacitive reactance is :

A series LCR circuit with L = 0.12 H, C = 480 nF, R = 23Omega is connected to a 230 V variable frequency supply. a. What is the source frequency for which current amplitude is maximum? Obtain this maximum value. b. What is the source frequency for which average power absorbed by the circuit is maximum? Obtain the value of this maximum power. c. For which frequencies of the source is the power transferred to the circuit half the power at resonant frequency? What is the current amplitude at these frequencies? d. What is the Q-factor of the given circuit?

In LCR circuit when X_(L)=X_(C) (at resonance) the current ……… .