Home
Class 12
PHYSICS
For an LC oscillator which one of the fo...

For an LC oscillator which one of the followings is not true?

A

IT converts dc current to ac current

B

IT can be used as filter

C

IT can sustain stable oscillations only for frequencies less than resonance frequency

D

The resonance frequency is `1/sqrt(LC)` radians per second

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • ALTERNATING CURRENT

    CHHAYA PUBLICATION|Exercise EXERCISE (Very Short Answer Type)|35 Videos

  • ALTERNATING CURRENT

    CHHAYA PUBLICATION|Exercise EXERCISE ( Short Answer Type-I)|18 Videos

  • ALTERNATING CURRENT

    CHHAYA PUBLICATION|Exercise NCERT TEXTBOOK QUESTIONS WITH ANSWER HINT (MCQ-2)|4 Videos

  • CHHAYA PUBLICATION|Exercise EXAMPLE|1 Videos

  • ATOM

    CHHAYA PUBLICATION|Exercise CBSE SCANNER|18 Videos

Similar Questions

Explore conceptually related problems

Which one of the following is not true?

Which one of the followings is true ?

Which one of the following statement is not true ?

Which one of the following statement is not true ?

State which of the following is not true ?

Which one of the following is true ?

Which one of the following is a true nut ?

Which of the following facts is not true?

Which one of the following is true moss

Which one of the following statements is not true

CHHAYA PUBLICATION-ALTERNATING CURRENT -EXERCISE (Multiple Choice Question)
  1. The reactance of an inductor of inductance 1/piH at frequency 50 Hz is

    Text Solution

    |

  2. Which quantity in an ac circuit is not dependent on frequency?

    Text Solution

    |

  3. The condition of getting maximum current in an LCR series circuit is

    Text Solution

    |

  4. The series resonant frequency of an LCR circuit is f. IF the capacitan...

    Text Solution

    |

  5. A coil has resistance 30 Omega and inductive reactance 20 Omega at 50 ...

    Text Solution

    |

  6. A fully charged capacitor C with initial charge q0 is connected to a ...

    Text Solution

    |

  7. A voltage V0sinomegat is applied across a series combination of resist...

    Text Solution

    |

  8. When an ideal choke is connected to an ac source of 100V and 50Hz, a c...

    Text Solution

    |

  9. In an LCR circuit voltages across R,L and C are 10V,10V and 20V respec...

    Text Solution

    |

  10. In an ac circuit alternating voltage E=200sqrt2 sin 100t volt is conne...

    Text Solution

    |

  11. The power factor of an LR circuit carrying an ac of angular frequency ...

    Text Solution

    |

  12. One of the condions to get a wattless current in an ac circuit is

    Text Solution

    |

  13. If an emf=E=E0cosomegat is applied to a circuit, the current becomes I...

    Text Solution

    |

  14. In an ac circuit , V and I are given by V=100sin(100t)V,and I=100sin (...

    Text Solution

    |

  15. The inductance and capacitance in a closed circuit are 20 mH and 2muF ...

    Text Solution

    |

  16. For an LC oscillator which one of the followings is not true?

    Text Solution

    |

  17. An ideal transformer is used to decrease an alternating voltage from 8...

    Text Solution

    |

  18. The core of any transformer is laminated so as to

    Text Solution

    |

  19. In a non -ideal transformer the primary and secondary voltages and cur...

    Text Solution

    |

  20. The turns ratio of an ideal transformer is 1:n. the input to output po...

    Text Solution

    |