Home
Class 11
PHYSICS
Consider telecommunication through optic...

Consider telecommunication through optical fibres. Which of the following statement is not ture?

A

Optical fibres may have homogeneous core with a suitable cladding.

B

Optical fibres can be of graded refractive index

C

Optical fibres are subject to electromagnetic interference from outside.

D

Optical fibres have extremely low transmission loss

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • REFRACTION OF LIGHT

    TARGET PUBLICATION|Exercise EVALUATION TEST|15 Videos

  • REFRACTION OF LIGHT

    TARGET PUBLICATION|Exercise CRITICAL THINKING|61 Videos

  • RAY OPTICS

    TARGET PUBLICATION|Exercise EVALUATION TEST|16 Videos

  • SCALARS AND VECTORS

    TARGET PUBLICATION|Exercise Evaluation Test|19 Videos

Similar Questions

Explore conceptually related problems

Which of the following statements is true?

Which of the following statements is correct?

Which of the following statements is incorrect?

Which of the following statements is incorrect ?

Which of the following statement is NOT correct?

Which of the following statements is WRONG ?

Which of the following statements is FALSE ?

TARGET PUBLICATION-REFRACTION OF LIGHT -COMPETITIVE THINKING
  1. A light beam is travelling from Region I to Region IV (Refer Figure). ...

    Text Solution

    |

  2. A ray of light passes from a medium A having refractive index 1.6 to t...

    Text Solution

    |

  3. Consider telecommunication through optical fibres. Which of the follow...

    Text Solution

    |

  4. Assertion: in optical fibre, the diameter of the core is kept small. ...

    Text Solution

    |

  5. Assertion: There is no dispersion of light refracted through a rectang...

    Text Solution

    |

  6. A prism (mu = 1.5) has the refracting angle of 30^(@) . The deviation ...

    Text Solution

    |

  7. If the angle of prism is 60^(@) and the angle of minimum deviaton is 4...

    Text Solution

    |

  8. In the position of minimum deviation when a ray of yellow light passes...

    Text Solution

    |

  9. The graph between angle of deviation (delta) and angle of incidence (i...

    Text Solution

    |

  10. A ray of light is incident on an equilateral glass prism placed on a h...

    Text Solution

    |

  11. The angle of minimum deviation for a prism is 40^(@) and the angle of ...

    Text Solution

    |

  12. Two beam of red and violet colors are made to pass separately through ...

    Text Solution

    |

  13. A ray of light passes through an equilateral glass prism in such a man...

    Text Solution

    |

  14. A parallel beam of monochromatic light is incident on one surface of a...

    Text Solution

    |

  15. A prism of a refracting angle 60^(@) is made with a material of refrac...

    Text Solution

    |

  16. A ray of light is incident at an angle of 60^(@) on the face of a pris...

    Text Solution

    |

  17. The angle of minimum deviation for an incident light ray on an equilat...

    Text Solution

    |

  18. Angle of minimum deviation for a prism of refactive index 1.5, is equa...

    Text Solution

    |

  19. A ray of light suffers a minimum deviation when incident on an equilat...

    Text Solution

    |

  20. For an angle of incidence theta on an equilateral prism of refractive ...

    Text Solution

    |