Home
Class 12
PHYSICS
A tuned amplifier circuit is used to gen...

A tuned amplifier circuit is used to generate a carrier frequency of 2 MHz for the amplitude modulation. The value of `sqrt(LC)` is

A

`(1)/( 3 pi xx 10^6) `

B

`(1)/( 2 pi xx 10^6) `

C

`( 1)/( 4 pi xx 10^6) `

D

`(1)/( 2 xx 10^6) `

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • COMMUNICATION SYSTEM

    DISHA PUBLICATION|Exercise EXERCISE-2 : Concept Applicator|30 Videos
  • COMMUNICATION SYSTEM

    DISHA PUBLICATION|Exercise EXERCISE-2 : Concept Applicator|30 Videos
  • CHAPTERWISE NUMERIC /INTEGER ANSWER QUESTIONS

    DISHA PUBLICATION|Exercise CHAPTER 29 : (COMMUNICATION SYSTEMS)|15 Videos
  • CONCEPT BUILDER

    DISHA PUBLICATION|Exercise Exercise-2 Concept Applicator|27 Videos

Similar Questions

Explore conceptually related problems

The LC product of a tuned amplifier circuit require to generate a carrier wave of 1 MHz for amplitude modulation is

Compute LC product of a tuned amplifer circuit required to generate a carrier wve of 1 MHz for amplitude modulation

A speech signal of 3 kHz is used to modulate a carrier signal of frequency 1 MHz , using amplitude modulation. The frequencies of the side bands will be

A speech signal of 3 kHz is used to modulate a carrier signal of frequency 1 MHz, using amplitude modulation. The frequencies of the side bands will be

In amplitude modulation, carrier wave frequencies are:

A modulating wave of frequency 100 MHz and amplitude 100V is superimposed on a carrier wave of frequency 300 GHz and amplitude 400V . The value of modulating index and difference between the maximum frequency and minimum frequency of modulated wave are respectively :

In the given detector circuit, the suitable value of carrier frequency is

A message signal of frequency 12 kHz and peak voltage 12 volt is used to modulate a carrier of frequency 1 MHz and peak voltage 24 volt. What is the modulation index and the side bands produced ?

DISHA PUBLICATION-COMMUNICATION SYSTEM -EXERCISE-1 : Concept Builder ( Topicwise )
  1. The function of an amplitude limitter in an FM-receiver is

    Text Solution

    |

  2. Depth of modulation in terms of E(max) and E(min) is

    Text Solution

    |

  3. A tuned amplifier circuit is used to generate a carrier frequency of 2...

    Text Solution

    |

  4. For a single side band transmission a balanced modulator is used to

    Text Solution

    |

  5. Audio in television signals are

    Text Solution

    |

  6. Skip distance does not depend on

    Text Solution

    |

  7. In PCM if the transmission path is very long

    Text Solution

    |

  8. 100% modulation in FM means

    Text Solution

    |

  9. Encoding of signal is required for

    Text Solution

    |

  10. Picture signal of TV-signal is

    Text Solution

    |

  11. A geosynchronous satellite is

    Text Solution

    |

  12. Which one of the following statement is wrong

    Text Solution

    |

  13. Identify the incorrect statement from the following.

    Text Solution

    |

  14. If the heights of transmitting and the receiving antennas are each equ...

    Text Solution

    |

  15. Which of the following modulated signal has the best noise tolerance?

    Text Solution

    |

  16. The rms value of a carrier voltage is 100 volts. Compute its rms value...

    Text Solution

    |

  17. For sky wave propagation of a 10 MHz signal, what should be the minimu...

    Text Solution

    |

  18. The gap between the frequency of the side bands in an amplitude modula...

    Text Solution

    |

  19. Which of the following four alternatives is not correct, We need modul...

    Text Solution

    |

  20. An audio signal represented as 25 sin 2pi ( 2000 t) amplitude modulate...

    Text Solution

    |