Home
Class 12
PHYSICS
The phenomenon used in optical fibres fo...

The phenomenon used in optical fibres for transitions of light energy is

A

Reflection

B

Refraction

C

Total internal reflection

D

Transmission

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • COMMUNICATION SYSTEMS

    RESONANCE ENGLISH|Exercise Exercise 3|13 Videos

  • COMMUNICATION SYSTEMS

    RESONANCE ENGLISH|Exercise Exercise 1|40 Videos

  • CAPACITANCE

    RESONANCE ENGLISH|Exercise High Level Problems|16 Videos

  • CURRENT ELECTRICITY

    RESONANCE ENGLISH|Exercise High Level Problems (HIP)|19 Videos

Similar Questions

Explore conceptually related problems

Advantage of optical fibre

Optical fibre are based on

The diameter of an optical fibre is

The phenomenon by which light travels in an optical fibres is

Which of the following is used in optical fibres?

Mention any three uses of optical fibres.

Match the following two coloums {:(,"Column I",,"Column II"),("A",underset("an account of superimposition")"The phenomenon of resitribution of light energy",,"p. Coherent sources"),("B",underset("constant phase difference")"Emit continous light waves of same wavelength having",,"q. Interference of light"),("C",underset("of light around corners")"The phenomenon of bending",,"r. Polarization of light"),("D",underset("the vibration of ordinary light")"The phenomenon of restricting",,"s. Diffraction of light"):}

The phenomenon of optical activity will be shown by:

the attenution in optical fibre is mainly due to

In which transition minimum energy is emitted :-

RESONANCE ENGLISH-COMMUNICATION SYSTEMS-Exercise 2
  1. The carrier frequency generated by a circuit containing 1 nF capacitor...

    Text Solution

    |

  2. the attenution in optical fibre is mainly due to

    Text Solution

    |

  3. The maximum distance upto which TV transmission from a TV tower of hei...

    Text Solution

    |

  4. AM is used for broadcasting because

    Text Solution

    |

  5. Range of frequencies alotted for commerical FM radio broad cast is

    Text Solution

    |

  6. A sept index fibre has a relavitive refractive index of 0.88%. What is...

    Text Solution

    |

  7. In which frequency range space waves are normally propagated

    Text Solution

    |

  8. If mu and mu(2) are the refractive indices of the materials of core an...

    Text Solution

    |

  9. Through which mode of propagation the radio waves can be sent from one...

    Text Solution

    |

  10. For VHF television broadcasting, the frequency employed is generally

    Text Solution

    |

  11. The radio waves of frequency 30 MHz to 300 MHz belong to

    Text Solution

    |

  12. An antenna behaves as resonant circuit only when its length is

    Text Solution

    |

  13. The electromagnetic waves of frequency 80 MHz to 200 MHz

    Text Solution

    |

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

    Text Solution

    |

  15. The phenomenon used in optical fibres for transitions of light energy ...

    Text Solution

    |

  16. Television signal on earth cannot be recevied at distances greater th...

    Text Solution

    |

  17. Advantage of optical fibre

    Text Solution

    |

  18. Both amplitude modulation (AM) and frequency modulation (FM) are used ...

    Text Solution

    |

  19. Both amplitude modulation (AM) and frequency modulation (FM) are used ...

    Text Solution

    |

  20. Both amplitude modulation (AM) and frequency modulation (FM) are used ...

    Text Solution

    |