Home
Class 12
PHYSICS
A light ray is incident normally on one ...

A light ray is incident normally on one of the refracting faces of a prism and just emerges out grazing the second surface. Then, the relation between angle of the prism and its critical angle is

A

A = C

B

`AneC`

C

`AltC`

D

`AgtC`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • RAY OPTICS AND OPTICAL INSTRUMENTS

    AAKASH INSTITUTE|Exercise ASSIGNMENT (SECTION - A)|42 Videos

  • RAY OPTICS AND OPTICAL INSTRUMENTS

    AAKASH INSTITUTE|Exercise ASSIGNMENT (SECTION - B)|30 Videos

  • RAY OPTICS AND OPTICAL INSTRUMENTS

    AAKASH INSTITUTE|Exercise EXAMPLE|75 Videos

  • PHYSICAL WORLD

    AAKASH INSTITUTE|Exercise ASSIGNMENT (Section-B)|5 Videos

  • SEMICONDUCTOR ELECTRONICS (MATERIAL, DEVICES AND SIMPLE CIRUITS )

    AAKASH INSTITUTE|Exercise Assignment SECTION - D (Assertion & reason type Question)|10 Videos

Similar Questions

Explore conceptually related problems

A monochromatic ray of light is incident normally on one of the refracting surfaces of a prism . The emergent ray grazes the second refracting surface . What is the angle of the prism if the refractive index of the material of the prism is 1.6 ?

A ray of light is incident normally on one of the refracting surfaces of a prism of refracting angle A,. The emergent ray grazes the other refracting surface. Find the refractive index of the material ofprism.

If a light ray incidents normally on one of the faces of the prism of refractive index 2 and the emergent ray just grazes the second face of the prism, then the angle of deviation is

A ray of light is incident normally on one of the refracting surfaces of prism of refracting angle 60^@ . The emergent ray grazes the other refracting surface. The refractive index of the material of the prism is

A ray of light is incident normally on one face of a right-angled isosceles prism and then it grazes the hypotenuse. The refractive index of the material of the prism is

The angles of refraction of a very thin prism is 1^(@) . A light say is incident normally on one of the refracting surface. The ray that ultimately emerges from the first surface, after suffering from the second surface. Makes an angle of 3.32^(@) with the normal. the deviation of the ray emerging from the second surface and the refractive index of the material of the prism respectivley, are

A ray of light is incident normally on the first refracting face of the prism of refracting angle A. The ray of light comes out at grazing emergences. If one half of the prism (shaded position) is knocked off, the same ray will:-

A ray of light is incident normally on one of the faces of a prism of apex angle 30 degree and refractive index sqrt2. The angle of deviation of the ray is…degrees.

A ray of light incident at an angle theta on a refracting face of a prism emerges from the other face normally. If the angle of the prism is 5^@ and the prism is made of a material of refractive index 1.5 , the angle of incidence is.

AAKASH INSTITUTE-RAY OPTICS AND OPTICAL INSTRUMENTS-EXERCISE
  1. For a plano convex lens, the radius of curvature of convex surface is ...

    Text Solution

    |

  2. A lens made of material of Refractive index mu(2) is surrounded by a m...

    Text Solution

    |

  3. A light ray is incident normally on one of the refracting faces of a p...

    Text Solution

    |

  4. If a light ray incidents normally on one of the faces of the prism of ...

    Text Solution

    |

  5. A ray of light is incident on one of the faces of the angle prism with...

    Text Solution

    |

  6. A prism of refractive index sqrt(2) has a prism angle of 60^(@). At wh...

    Text Solution

    |

  7. The least angle of deviation for a glass prism is equal to its refract...

    Text Solution

    |

  8. A light ray of angles of incidence 40^(@) emerged from the prism in mi...

    Text Solution

    |

  9. The angle of minimum deviation for a 75^(@) prism of dense glass is fo...

    Text Solution

    |

  10. Suppose a small angled prism of 6^(@) deviates a ray through 3^(@), th...

    Text Solution

    |

  11. For a given prism thetaanddelta are angular dispersion and deviation. ...

    Text Solution

    |

  12. If a is the size of scatterer and lamda is the wavelength of light the...

    Text Solution

    |

  13. Which of the following colour is scattered most is atmosphere?

    Text Solution

    |

  14. The eye defect, Astigmatism can be corrected by using , -

    Text Solution

    |

  15. The magnifying power of simple microscope is

    Text Solution

    |

  16. Lateral magnification of objective of compound microscope is 100 and a...

    Text Solution

    |

  17. Focal length of objective eye piece and inverting lens of a terrestria...

    Text Solution

    |

  18. Advantages of cassegrain telescope is/are

    Text Solution

    |

  19. A telescope consisting of objective of focal length 60cm and a single ...

    Text Solution

    |

  20. A telescope has an objective lens of focal length 200cm and an eye pie...

    Text Solution

    |