Home
Class 11
PHYSICS
the attenution in optical fibre is mainl...

the attenution in optical fibre is mainly due to

A

absorption

B

scattering

C

neither absorption nor scattering

D

both (A) and (B)

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • COMMUNICATION SYSTEMS

    TARGET PUBLICATION|Exercise Evaluation Test|15 Videos

  • COMMUNICATION SYSTEMS

    TARGET PUBLICATION|Exercise Critical Thinking|34 Videos

  • ELECTRONS AND PHOTONS

    TARGET PUBLICATION|Exercise Evaluation Test|19 Videos

Similar Questions

Explore conceptually related problems

In an optical fibre

Guttation is mainly due to

Animal fibres are mainly

Blood clot is mainly due to

TARGET PUBLICATION-COMMUNICATION SYSTEMS-Competitive Thinking
  1. Consider telecommunication through optical fibres. Which of the follow...

    Text Solution

    |

  2. An optical fibre can offer a band width of .

    Text Solution

    |

  3. the attenution in optical fibre is mainly due to

    Text Solution

    |

  4. 1000 kHz carrier wave is amplitude modulated by the signal frequency ...

    Text Solution

    |

  5. Broadcasting antennas are generally

    Text Solution

    |

  6. Identify the incorrect statement from the following

    Text Solution

    |

  7. Amplitude modulation has

    Text Solution

    |

  8. In amplitude modulation

    Text Solution

    |

  9. In frequency modulation

    Text Solution

    |

  10. In amplitude modulation, the bandwidth is

    Text Solution

    |

  11. Choose the correct statement:

    Text Solution

    |

  12. In amplitude modulation, sinusoidal carrier frequency used is denoted ...

    Text Solution

    |

  13. A carrier wave of peak voltage 12 V is used to transmit a message sign...

    Text Solution

    |

  14. A single of 5 kHz frequency is amplitude modulated on a carrier wave o...

    Text Solution

    |

  15. The amplitude of carrier wave is 12 . For modulation index of 50% th...

    Text Solution

    |

  16. The audio signal used to modulate 60 sin (2pixx10^(6)t) is 15 sin 300 ...

    Text Solution

    |

  17. A message signal of 12 kHz and peak voltage 20 V is used to modulate a...

    Text Solution

    |

  18. An oscillator is producing FM waves of requency 2kHz with a variation ...

    Text Solution

    |

  19. When carrier wave of 2 . 5 MHz frequency is amplitude modulated, the ...

    Text Solution

    |

  20. The equation of an FM signal is e = 6 sin (10^(6) t + 4 sin 10^(3) t )...

    Text Solution

    |