Home
Class 12
PHYSICS
A ray of liht is incident on the face AB...

A ray of liht is incident on the face AB of a glass prism ABC having the vertex angle A equal to `30^@`.The face AC is silvered and a ray of ligth is incident on the face AB,such that it etraces its path.If efractive index of the glass is `3^(1/2)`,calculate the ngle of incidence on the face AB.

Promotional Banner

Topper's Solved these Questions

  • DISPERSION

    MODERN PUBLICATION|Exercise EXERCISE|54 Videos

  • Diffraction of Light

    MODERN PUBLICATION|Exercise EXERCISE|65 Videos

  • ELECTRIC CURRENT. RESISTANCE AND E.M.F

    MODERN PUBLICATION|Exercise EXERCISE|64 Videos

Similar Questions

Explore conceptually related problems

A ray of light is incident on the surface of a glass plate of refractive index 1.536 at the polarising angle.Calculate the angle of refraction.

A ray of light is incident normally on one of the faces of a prism of apex angle 30^@ and refractive index sqrt2 .Find the angle of deviation for the ray of light.

A ray of light is incident on the glass prism at an angle of 40^@ .Find the angle of emergence,if the angle of prism is 60^@ and refractive index.

A ray of light incident at 49^@ on the face of an equilateral prism passes symmetrically.Calculate thr efractive index of the material of the prism.

A ray of light ,incident on an equilateral glass prism (mu_g=sqrt3) moves parallel to the base line of the prism inside it.Find the angle of incidence for thsi ray.

A ray is incident on the surface of glass plate of refractive index sqrt 3 . What is the value of angle of incidence, if reflected light is completely polarised?

A ray of light is incident at an angle of 60^@ on the first face of a prism of an angle 30^@ .The ray emergingn out of the prism makes an angle of 30^@ with the incident ray as shown in Fig.3.13. . calculate the refractive index of the material of the prism.

A narrow beam of light is incident normally on one face of a glass prism having refractive index 1.48 . Find the angle of prism if the ray makes a grazing emergence along the other face. Draw a diagram showing the path of rays.

At what angle ,a ray of light will incident on one face of an equilateral prism,so that the emerget ray may graze the second surface of the prism(=1.5)?

A ray of light is incident on the face o a prism placed in minimum deviation position.If the anle of prism is 60^@ and deviation produced is 34^@ ,find the angle of incidence and refractive index.

MODERN PUBLICATION-DISPERSION-EXERCISE
  1. A ray of liht is incident on the face AB of a glass prism ABC having t...

    Text Solution

    |

  2. For a prism prove that A + delta = i+e

    Text Solution

    |

  3. How does the angle of deviation vary with the angle of incidence in c...

    Text Solution

    |

  4. Derive the relation for refractive index of the material of prism when...

    Text Solution

    |

  5. Draw a ray diagram to show the refraction of light through a glass pri...

    Text Solution

    |

  6. Plot a graph to show the variation of the angle of deviation as a func...

    Text Solution

    |

  7. Derive the relation, mu=frac(sin(A+deltam)//2)(sin A//2)when refractio...

    Text Solution

    |

  8. Show that delta = (mu-1)A,( when symbols have their usual meanings.) f...

    Text Solution

    |

  9. Discuss the phenomenon of refraction throug a prism.Prove the formula:...

    Text Solution

    |

  10. Derive an expression for the anle of deviation of a small prism in ter...

    Text Solution

    |

  11. What is dispersion of light? Explain it with a diagram. Also explain t...

    Text Solution

    |

  12. Write expression for the angular dispersion produced by a prism.

    Text Solution

    |

  13. Define dispersive power of a prism.

    Text Solution

    |

  14. Define dispersive power of a prism.

    Text Solution

    |

  15. What is dispersion of light? Explain it with a diagram. Also explain t...

    Text Solution

    |

  16. Write expression for the angular dispersion produced by a prism.

    Text Solution

    |

  17. Define the term dispersion by a prism and give the reason for its occu...

    Text Solution

    |

  18. Write expression for the angular dispersion produced by a prism.

    Text Solution

    |

  19. What is meant by the terms dispersion?

    Text Solution

    |

  20. Define dispersive power of a prism.

    Text Solution

    |

  21. A combination of two prisms,one of flint and other of crown glass prod...

    Text Solution

    |