Home
Class 12
PHYSICS
How does refractive (µ) of a material va...

How does refractive (µ) of a material vary with respect to wavelength (`lambda`)? A and B are constants

A

µ=`A+(B)/(lambda^(2))`

B

µ=`A+Blambda^(2)`

C

µ=`A+(B)/(lambda)`

D

µ=`A+Blambda`

Text Solution

Verified by Experts

The correct Answer is:
A
(a) Cauchy's formula, `(µ=A+B/lamda^(2))`
Promotional Banner

Topper's Solved these Questions

  • RAY OPTICS

    DC PANDEY|Exercise Checkpoint 9.4|20 Videos

  • RAY OPTICS

    DC PANDEY|Exercise Checkpoint 9.5|10 Videos

  • RAY OPTICS

    DC PANDEY|Exercise Checkpoint 9.2|10 Videos

  • NUCLEI

    DC PANDEY|Exercise C MADICAL ENTRANCES GALLERY|46 Videos

  • REFLECTION OF LIGHT

    DC PANDEY|Exercise Subjective|9 Videos

Similar Questions

Explore conceptually related problems

How does the effective power radiated by an antenna vary with wavelength?

A spectrograph's trihedral prism is manufactured from glass whose refractive index varies with wavelength as n = A + B//lambda^(2) , where A and B are constats, with B being equal to 0.010mum^(2) . Making use of the formula from the foregoing problem, find: (a) how the resolving power of the prism depends on lambda , calculate the value of lambda//delta lambda in the vicinity of lambda_(1) = 434nm and lambda_(2) = 656nm if the width of the prism's base is b = 5.0 cm , (b) the width of the prism's base capacble of resolving the yellow doublet of sodium (589.0 and 589.6nm ).

According to Cauchy's formula, the refractive index mu of a material is related to wavelength lamda as………. .

How does specific heat of a solid vary with temperature?

The refractive index of material varies with wavelength according to the Cauchy’s relation is

How is the refractive index of a material related to the speed of light in it?

How does the boiling point of a liquid vary with pressure?

The refractive index of a medium is given by mu=A+(B)/(lambda^(2)) where A and B are constants and lambda is the wavelength of light. Then the dimensions of B are the same as that of

When light of wavelength lambda travels through glass, the refractive index of glass varies with wavelength as mu=A+(B)/(lambda^(2)) . What are the dimensional formulae of A and B?

DC PANDEY-RAY OPTICS-Checkpoint 9.3
  1. A light wave has a frequency of 4xx10^(14)Hz and a wavelength of 5xx10...

    Text Solution

    |

  2. Absolute refractive indices of glass and water are 3//2 and 4//3. The ...

    Text Solution

    |

  3. The refractive index of a certain glass is 1.5 for light whose wavelen...

    Text Solution

    |

  4. A ray of light in incident on a glass plate at an angle of 60^@. What ...

    Text Solution

    |

  5. The refractive index of glass with respect to air is 3/2 and the refra...

    Text Solution

    |

  6. How does refractive (µ) of a material vary with respect to wavelength ...

    Text Solution

    |

  7. ""(i)u(j) represents refractive index when a light ray goes from mediu...

    Text Solution

    |

  8. µ(1) and µ(2) are the refractive index of two mediums and v(1) and v(2...

    Text Solution

    |

  9. When light is refracted into a medium

    Text Solution

    |

  10. A spot is placed on the bottom of a slab made of transperent material ...

    Text Solution

    |

  11. An air bubble inside a glass slab (µ=1.5) appears 6 cm when viewed fro...

    Text Solution

    |

  12. An under water swimmer is at a depth of 12 m below the surface of wate...

    Text Solution

    |

  13. A vessel of depth 2d cm is half filled with a liquid of refractive ind...

    Text Solution

    |

  14. Three immiscible transparent liquids with refractive indices 3//2,4//3...

    Text Solution

    |

  15. A glass-slab is immersed in water. What will be the critical angle for...

    Text Solution

    |

  16. The wavelength of light in two liquids ‘ x ' and ‘ y ' is 3500 Å and ...

    Text Solution

    |

  17. White light is incident on the interface of glass and air as shown in ...

    Text Solution

    |

  18. Calculate the speed of light in a medium whose critical angle is 30^(@...

    Text Solution

    |

  19. A ray of light travelling in a transparant medium falls on a surface s...

    Text Solution

    |

  20. A glass slab has a critical angle of 30^(@) when placed in air. What w...

    Text Solution

    |