Home
Class 11
PHYSICS
Light enters at an angle of incidence in...

Light enters at an angle of incidence in a transparent rod of refractive index n. For what value of the refractive index of the material of the rod the light once entered into it will not leave it through its lateral face whatsoever be the value of angle of incidence.

A

n gt`sqrt(2)`

B

n = 1

C

n = 1.1

D

n = 1.3

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • REFRACTION OF LIGHT

    TARGET PUBLICATION|Exercise COMPETITIVE THINKING|80 Videos

  • REFRACTION OF LIGHT

    TARGET PUBLICATION|Exercise EVALUATION TEST|12 Videos

  • REFRACTION OF LIGHT

    TARGET PUBLICATION|Exercise EVALUATION TEST|12 Videos

  • RAY OPTICS

    TARGET PUBLICATION|Exercise EVALUATION TEST|14 Videos

  • SCALARS AND VECTORS

    TARGET PUBLICATION|Exercise Evaluation Test|19 Videos

Similar Questions

Explore conceptually related problems

Light enters at an angle of incidance in a tranjsparent road of refractve index mu. for what value of the refractive index of the material of the rod the light once entered into it will not leave it through its lateral face whatsoever be the value of angle of incidance ?

Light is incident at an angle alpha on one planar end of a transparent cylindrical rod of refractive index mu . Determine the least value of mu so that the light entering the rod does not emerge from the curved surface of rod irrespective of the value of alpha

A thin prism of refracting angle 2^@ deviates an incident ray through an angle of 1^@ .Find the value of refractive index of material of prism.

A ray of light is incident at an angle of incidence 45^@ on an equilateral prism and emerge at an angle 45^@ then the refractive index of the medium of the prism is:

A ray of light falls on a material body at an incident angle 60^(@) and refracted at angle 30^(@) . What is the refractive index of the material?

A ray of light incident at an angle 90° with the face of an equilateral prism passes symmetrically. Calculate the refractive index of the material of the prism

A ray of light is incident at an angle of 60^(@) on the face of a prism with an angle of 60^(@) . Then the refractive index of the material of the prism is (the prism is in minimum deviation position)

Find the lateral shift produced in a ray of light incident on a material of refractive index 1.45 at an angle of 30^(@) . The thickness of the material is 5 cm.

TARGET PUBLICATION-REFRACTION OF LIGHT -CRITICAL THINKING
  1. To produce deviation without dispersion with the help of crown glass p...

    Text Solution

    |

  2. A crown glass prism of refracting angle A= 6^@ is to be achromatised f...

    Text Solution

    |

  3. ir the refractive indices of crown glass for red yellow and violet col...

    Text Solution

    |

  4. The dispersive powers of crown and flint glasses are 0.03 and 0.05 res...

    Text Solution

    |

  5. Raman line lies in.

    Text Solution

    |

  6. A ray of monochromatic light is incident on one refracting face of a p...

    Text Solution

    |

  7. A ray of light passing through a prism having refractive index sqrt(2)...

    Text Solution

    |

  8. The distance travelled by a ray of light in two media, in the same tim...

    Text Solution

    |

  9. A small bulb is placed at the bottom of a tank containing water to a d...

    Text Solution

    |

  10. A tank is filled with water to height of 12.5 cm. The apparent depth o...

    Text Solution

    |

  11. A vessel of depth 2d cm is half filled with liquid of refractive inde...

    Text Solution

    |

  12. A layer of oil 3 cm thick is flowing on a layer of coloured wtater 5 c...

    Text Solution

    |

  13. The deviation produced by a thin glass prism placed in air, when immer...

    Text Solution

    |

  14. A fish at a depth of sqrt(7) cm bleow the surface of water sees the ou...

    Text Solution

    |

  15. A ray of light is incident normally normallyh on one of the faces of a...

    Text Solution

    |

  16. On heating a liquid, the refractive index generally

    Text Solution

    |

  17. If hat(i) denotes a unit vector along incident light ray, hat( r) a un...

    Text Solution

    |

  18. The fine powder of a coloured glass is seen as

    Text Solution

    |

  19. A circular disc of which 2//3 part is coated with yellow and 1//3 part...

    Text Solution

    |

  20. Light enters at an angle of incidence in a transparent rod of refracti...

    Text Solution

    |