Home
Class 12
PHYSICS
Write down the condition of resonance in...

Write down the condition of resonance in series L-C-R circuit and hence find an expression for the resonant frequency.

Promotional Banner

Topper's Solved these Questions

  • ALTERNATING CURRENT

    MODERN PUBLICATION|Exercise Revision Exercises (Long Answer Questions )|10 Videos

  • ALTERNATING CURRENT

    MODERN PUBLICATION|Exercise Revision Exercises (Nuumerical problems )|18 Videos

  • ALTERNATING CURRENT

    MODERN PUBLICATION|Exercise Revision Exercises (Fill in the Blanks )|10 Videos

  • ATOMS

    MODERN PUBLICATION|Exercise Chapter Practice Test|16 Videos

Similar Questions

Explore conceptually related problems

Resonance in series LCR circuit

In series LCR circuit at resonance

In series LCR circuit at resonance,

In series LCR circuit at resonance,

In resonant circuit, at resonant frequency

At resonance of the given series R-L-C circuit:

In a series LCR circuit, at resonant frequency.

In a series LCR circuit, at resonance the

State the condition for resonance in a parallel resonance circuit.

A series L-C-R circuit is operated at resonance . Then

MODERN PUBLICATION-ALTERNATING CURRENT -Revision Exercises Short Answer Questions
  1. (a) For a given a.c., i = i(m) sin wt, show that the average power dis...

    Text Solution

    |

  2. (a) In a series LCR circuit connected across an AC source of varible f...

    Text Solution

    |

  3. What is electric resonance ?

    Text Solution

    |

  4. Write down the condition of resonance in series L-C-R circuit and henc...

    Text Solution

    |

  5. An inductor L of inductance X(L) is connected in series with a bulb B ...

    Text Solution

    |

  6. Answer the following questions : (a) In any a.c. circuit, is the app...

    Text Solution

    |

  7. What is the power dissipation in an AC circuit in which voltage and cu...

    Text Solution

    |

  8. Obtain anexpression for the average power of an a.c circuit .

    Text Solution

    |

  9. What is wattless current ?

    Text Solution

    |

  10. What is power factor of an LCR circuit ? Explain on the basis of power...

    Text Solution

    |

  11. Given below are two electric circuits A and B. Calculate the rat...

    Text Solution

    |

  12. Describe the principle and theory of a transformer . Why the efficienc...

    Text Solution

    |

  13. With the help of a labelled diagram explain the working of a transform...

    Text Solution

    |

  14. Electrical energy is transmitted over large distances at high alternat...

    Text Solution

    |

  15. Why cannot a transformer be used to step up d.c. voltage ?

    Text Solution

    |

  16. The core of a transformer is made of magnetic material of high permean...

    Text Solution

    |

  17. State the principle of an ac generator.

    Text Solution

    |

  18. An a.c. generator having a constant magnetic field is conneted to a re...

    Text Solution

    |

  19. Can a.c. source be connected to a circuit and yet deliver no power to ...

    Text Solution

    |

  20. At resonance in an LCR circuit the emf and current are (i) in phase ...

    Text Solution

    |