Home
Class 11
PHYSICS
for the first pair of side band frequenc...

for the first pair of side band frequencies, band width required for amplitude modulation is

A

`f_(c)+f_(m)`

B

`f_(c)-f_(m)`

C

2 `f_(m)`

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • COMMUNICATION SYSTEMS

    TARGET PUBLICATION|Exercise Competitive Thinking|46 Videos

  • COMMUNICATION SYSTEMS

    TARGET PUBLICATION|Exercise Evaluation Test|15 Videos

  • COMMUNICATION SYSTEMS

    TARGET PUBLICATION|Exercise Evaluation Test|15 Videos

  • ELECTRONS AND PHOTONS

    TARGET PUBLICATION|Exercise Evaluation Test|19 Videos

Similar Questions

Explore conceptually related problems

The transmission band width in wide band frequency modulation is

Sinusoidal carrier voltage of frequency 1.5 MHz and amplitude 50V is amplitude modulated by sinusoidal voltage of frequency 10kHz producing 50% modualtion. The lower and upper side-band frequencies in kHz are

A sinusoidal carrier wave of frequency 1 MHz and amplitude 100 V is amplitude modulated by sinusoidal voltage of frequency 4 kHz producing 50% modulation. The frequencies of lower and upper side band terms are respectively,

A message signal frequency omega_(m) is superpiosed on a carrier wave of frequency omega_(c) to gent an amplitude modulated wave ( AM ).The frequency of the AM wave will be

Downlink frequency bands in case of communication satellite are

TARGET PUBLICATION-COMMUNICATION SYSTEMS-Critical Thinking
  1. If a number of sine waves with modulation indices n(1),n(2),n(3)… modu...

    Text Solution

    |

  2. Sinusoidal carrier voltage of frequency 1.5 MHz and amplitude 50V is a...

    Text Solution

    |

  3. In space communcation , the information can be passed from on place ...

    Text Solution

    |

  4. The maximum usable frequency in F-layer with original frequency in 50 ...

    Text Solution

    |

  5. In which of the region of earth's atmosphere temperature decreases wit...

    Text Solution

    |

  6. If the frequency of E.M radiations is halved then the energy of EM ra...

    Text Solution

    |

  7. The sky wave propagation is suitable for radio waves of frequency

    Text Solution

    |

  8. mesosphere reflects which of them following type of wave, particularly...

    Text Solution

    |

  9. A geo-synchronous satellite is:

    Text Solution

    |

  10. The height of a T.V. tower is 300 m. What is the maximum distance upto...

    Text Solution

    |

  11. Electromagnetic waves of frequencies higher than 9sqrt(2) MHz are foun...

    Text Solution

    |

  12. The maximum line-of -sight distance d(M) between two antennas having h...

    Text Solution

    |

  13. A transmitting antenna at the top of a tower has a height of 50 m and ...

    Text Solution

    |

  14. When an electromagnetic wave enters the ionised layer of ionosphere,...

    Text Solution

    |

  15. for the first pair of side band frequencies, band width required for a...

    Text Solution

    |

  16. In FM, frequency deviation is

    Text Solution

    |

  17. Consider an optical communication system operating at lambda=800 nm. S...

    Text Solution

    |

  18. A telephone link operating at a center frequency of 10 GHz is etablish...

    Text Solution

    |

  19. Assertion : FM broadcast is preferred over AM broadcast . Reason...

    Text Solution

    |

  20. Assertion : Higher the modulation index the reception will be strong a...

    Text Solution

    |