Home
Class 12
PHYSICS
What should be the maximum acceptance an...

What should be the maximum acceptance angle at the aircore interface of an optical fibre if 1 n and 2 n are the refractive indices of the core and the cladding, respectively

A

`sin^(-1)(n_(2)//n_(1))`

B

`sin^(-1)sqrt(n_(1)^(2)-n_(2)^(2))`

C

`[tan^(-1)((n_(2))/(n_(1)))]`

D

`[tan^(-1)((n_(1))/(n_(2)))]`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

What should be the maximum acceptance angle at the air–core interface of an optical fibre if n_(1) and n_(2) are the refractive indices of the core and the cladding, respectively

If refractive index of core & cladding are mu_(1)&mu_(2) respectively then :

If refractive index of core & cladding are mu_(1) & mu_(2) respectively then :

Calculate the polarizing angle for water diamond interface. Given the refractive indices of diamond and water are respectively 2.4 and 1.33.

Two refracting media are separated by a spherical interfaces as shown in the figure. AB is the principal axis, mu_1 and mu_2 are the refractive indices of medium of incidence and medium of refraction respectively. Then,

A sept index fibre has a relavitive refractive index of 0.88% . What is the critical angle at the core-cladding interface?

The length of the optical path of two media in contact of length d_(1) and d_(2) of refractive indices mu_(1) and mu_(2) respectively, is

DISHA-COMMUNICATION SYSTEM-Physics
  1. An oscillator is producing FM waves of requency 2kHz with a variation ...

    Text Solution

    |

  2. If f(0) and f(f) represent the carrier wave frequencies for amplitude ...

    Text Solution

    |

  3. An antenna is a device

    Text Solution

    |

  4. While tuning in a certain broad cast station with a receiver, we are a...

    Text Solution

    |

  5. In a communication system, noise is most likely to affect the signal

    Text Solution

    |

  6. In an FM system a 7kHz signal modulates 108 MHz carrier so that freque...

    Text Solution

    |

  7. The phenomenon by which light travels in an optical fibres is

    Text Solution

    |

  8. In frequency modulation

    Text Solution

    |

  9. Audio signal cannot be transmitted because

    Text Solution

    |

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

    Text Solution

    |

  11. What should be the maximum acceptance angle at the aircore interface o...

    Text Solution

    |

  12. In which of the following remote sensing technique is not used?

    Text Solution

    |

  13. What type of modulation is employed in india for radio transmission

    Text Solution

    |

  14. Which of the following are the characteristics of Laser beams? (1) The...

    Text Solution

    |

  15. The electron density of a layer of ionosphere at a height 150 km from ...

    Text Solution

    |

  16. The electron density of a layer of ionosphere at a height 150 km from ...

    Text Solution

    |

  17. The electron density of a layer of ionosphere at a height 150 km from ...

    Text Solution

    |

  18. Statement-I : Television signals are received through sky-wave propaga...

    Text Solution

    |

  19. Assertion: The electromagnetic waves of shorter wavelength can travel ...

    Text Solution

    |

  20. Assertion: A dish antenna is highly directional. Reasion: This is be...

    Text Solution

    |