Home
Class 11
PHYSICS
If the critical angle for the material o...

If the critical angle for the material of a prism is C and the angle of the prism is A, then there will be no emergent ray when

A

after deviation it will emerge from the second refacting surface

B

it is totally reflected on the second surface and emeges out perpendicularly from third surface in air .

C

it is totally reflected from the second and third refracting surface and finally emerges out from the first surface

D

it is totally reflected from all the three sides of prism and never emerges out

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • REFRACTION OF LIGHT

    TARGET PUBLICATION|Exercise COMPETITIVE THINKING|88 Videos

  • REFRACTION OF LIGHT

    TARGET PUBLICATION|Exercise EVALUATION TEST|15 Videos

  • REFRACTION OF LIGHT

    TARGET PUBLICATION|Exercise EVALUATION TEST|15 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

The refractive index of the material of a prism is sqrt2 and the angle of the prism is 30°. One of the two refracting surfaces of the prism is made a mirror inwards, by silver coating. A beam of monochromatic light entering the prism from the other face will retrace its path (after reflection from the silvered surface) if its angle of incidence on the prism is

The refractive index of the material of a prism is sqrt(2) and the angle of the prism is 30^(@) .One of the two refraction surfaces of the prism is made a mirror inwards, by silver coating. A beam of monochromatic light entering. The prism from the other face will retrace its path ( after reflection from the silvered surface ) if its angle of incidence on the prism is

The refractivity of the material of the prism is given by

The refractivity of the material of the prism is given by

A ray of monochromatic light is incident on one refracting face of a prism of refracting angle 75^(@) . It passes through the prism and is incident on the other face at the critical angle If the refracive index of the material of prism is sqrt(2) , the angle of incidence on the first face o the prism is

If the angle of prism is 60^(@) and the angle of minimum deviaton is 40^(@) , the angle of refraction will be

The angle of minimum deviation for a prism is 40^(@) and the angle of the prism is 60^(@) . The angle of incidence in this position will be

A manochromatic ray of light is incident at 37^@ on an equilateral prism of refractive index 3//2 . Determine the angle of energence and the angle of deviation. It the angle of the prism is adjustable, what should be its value for the emergent ray, to be just possible, for the same angle of incidence.

The dispersive power (omega) of the material of prism is given by

TARGET PUBLICATION-REFRACTION OF LIGHT -CRITICAL THINKING
  1. A ray of light is incident on a refracting face of glass prism of refr...

    Text Solution

    |

  2. The critical angle between an equilateral prism and air is 45^@. If th...

    Text Solution

    |

  3. If the critical angle for the material of a prism is C and the angle o...

    Text Solution

    |

  4. A ray of light is incident normally on one face of a prism of refracti...

    Text Solution

    |

  5. A monochromatic ray of light is incident normally on one of the refrac...

    Text Solution

    |

  6. A ligh ray is incident upon a prism in minimum deviation position and ...

    Text Solution

    |

  7. The refractve index of a glass is 1.520 for red light and 1.525 for bl...

    Text Solution

    |

  8. The ratio of the angle of minimum deviation of a prism in air and when...

    Text Solution

    |

  9. For a small angled prism, angle of prism A of minimum deviation(delta)...

    Text Solution

    |

  10. The angle of the prism is A and B if the angle of minimum deviation is...

    Text Solution

    |

  11. A beam of light composed of red and green rays is incident obliquely a...

    Text Solution

    |

  12. When a glass prism is placed inside water, its dispersive power

    Text Solution

    |

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

    Text Solution

    |

  14. The angle of minimum deviation of a prism of refractive index sqrt(3) ...

    Text Solution

    |

  15. Twoprisms of dfferent materials and angles are used to give dispersion...

    Text Solution

    |

  16. To produce deviation without dispersion with the help of crown glass p...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  20. Raman line lies in.

    Text Solution

    |