Home
Class 12
PHYSICS
For a material the refractive indices fo...

For a material the refractive indices for red violet and yellow colour light are respectively 1.52, 1.64 and 1.60 The dispersive power of the material is

A

2

B

0.45

C

0.2

D

0.045

Text Solution

Verified by Experts

The correct Answer is:
c
Promotional Banner

Topper's Solved these Questions

  • RAY OPTICS

    ERRORLESS |Exercise Refraction of Light at Plane Surfaces|9 Videos

  • RAY OPTICS

    ERRORLESS |Exercise Refraction at Curved Surface|8 Videos

  • MAGNETISM

    ERRORLESS |Exercise Assertion & Reason|1 Videos

  • WAVE OPTICS

    ERRORLESS |Exercise SET|23 Videos

Similar Questions

Explore conceptually related problems

The refractive indices of a prism for red, violet and yellow lights are 1.52, 1.62 and 1.59 resp. What is the dispersive power of the prism ? If mean deviation is 40^@ . What is angular dispersion produced by the prism ?

The refractive indices of a prism for red, violet and yellow lights are 1.52, 1.62 and 1.59 recp.What is the dispersive power of the prism ? If mean deviation is 40^(@) . What is angular dispersion produced by the prism ?

For a material medium, the values of refractive index for violet and colours are given as n_(v) =1.56 and n_r=1.44 . The dispersive power of a prism made out of this material is

The refractive indices for violet, yellow and red colours for a flint glass prism are 1.634, 1.623 and 1.616. Calculate the dispersive power of the prism material.

If refractive index of red, violet and yellow light are 1.42, 1.62 and 1.50 respectively for a medium. Its dispersive power will be

The refractive indices of crown glass for violet and red colours are respectively 1.523 and 1.513. Determine the dispersive power of this glass. If a crown glass prism produces a mean deviation of 40^(@) , what will be the angular dispersion ?

For a medium, refractive indices for violet, red and yellow are 1.62, 1.52 and 1.55 respectively, then dispersive power of medium will be

The refractive index of the prism for violet colour is 1.7 and that for red is 1.65. Then dispersive power of the material of prism is

Formula for dispersive power is (where symbols have their usual meanings) or if the refractive indices of crown glass for red, yellow and violet colours are respectively mu_(r),mu_(y) and mu_(v) then the dispersive power of this glass would be

ERRORLESS -RAY OPTICS-SET
  1. For a material the refractive indices for red violet and yellow colour...

    Text Solution

    |

  2. In an astronomical telescope in normal adjustment a straight black lin...

    Text Solution

    |

  3. Three lenses L(1) , L(2) , L(3) are placed co-axially as shown in figu...

    Text Solution

    |

  4. An object is placed at a point distant x from the focus of a convex le...

    Text Solution

    |

  5. The diameter of the eye-ball of a normal eye is about 2.5 cm . The pow...

    Text Solution

    |

  6. In a thin spherical fish bowl of radius 10 cm filled with water of ref...

    Text Solution

    |

  7. A small fish 0.4 m below the surface of a lake is viewed through a sim...

    Text Solution

    |

  8. A water drop in air refractes the light ray as

    Text Solution

    |

  9. Which of the following ray diagram show physically possible refraction...

    Text Solution

    |

  10. Following figure shows the multiple reflections of a light ray along a...

    Text Solution

    |

  11. When the rectangular metal tank is filled to the top with an unknown l...

    Text Solution

    |

  12. A concave mirror and a converging lens (glass with mu = 1.5) both have...

    Text Solution

    |

  13. A ray of light strikes a plane mirror M at an angle of 45^(@) as shown...

    Text Solution

    |

  14. A slab of glass, of thickness 6 cm and refractive index 1.5, is placed...

    Text Solution

    |

  15. A point source of light S is placed at the bottom of a vessel containi...

    Text Solution

    |

  16. A point object is placed midway between two plane mirrors a distance a...

    Text Solution

    |

  17. A convergent beam of light is incident on a convex mirror so as to con...

    Text Solution

    |

  18. PQR is a right angled prism with other angles as 60^(@) and 30^(@). Re...

    Text Solution

    |

  19. When a ray is refracted from one medium to another, the wavelength cha...

    Text Solution

    |

  20. Two this lenses, when in contact, produce a combination of power +10 d...

    Text Solution

    |

  21. The plane faces of two identical plano convex lenses, each with focal ...

    Text Solution

    |