Home
Class 12
PHYSICS
Two optical media of refractive indices ...

Two optical media of refractive indices `n_1` and `n_2` contain x and y waves of the same colour in the same thickness. Then their relative refractive index `n_1//n_2`

A

xy

B

`y/x`

C

`x/y`

D

`(y-x)/x`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • RAY OPTICS AND OPTICAL INSTRUMENTS

    AAKASH INSTITUTE|Exercise ASSIGNMENT (SECTION - D)|16 Videos

  • RAY OPTICS AND OPTICAL INSTRUMENTS

    AAKASH INSTITUTE|Exercise ASSIGNMENT (SECTION - B)|30 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 light ray moving in medium-I (of refractive index n_(1) ) is incident on interface of two media and it is totally internally reflected at the interface. Now, refractive index n_(2) of medium-II is decreased, then

In YDSE shown in figure a parallel beam of light is incident on the slits from a medium of refractive index n_(1) . The wavelength of light in this medium is lambda_(1) . A transparent of thickness t and refractive index n_(3) is put in front of one slit. The medium between the screen and the plane of the slits is n_(2) . The phase difference between the light waves reaching point O (symmetrical, relative to the slits) is

A ray of light is incident on the left vertical face of glass cube of refractive index n_2, as shown in figure. The plane of incidence is the plane of the page, and the cube is surrounded by liquid (refractive index =n_1 ). What is the largest angle of incidence theta_1 for which total internal reflection occurs at the top surfaces?

A wide slab consisting of two media of refractive indices n_1 and n_2 is placed in air as shown in figure. A ray of light is incident from medium n_1 to n_2 at an angle theta where sin(theta) is slightly larger than 1/(n_1) . Take refractive index of air as 1. Which of the following statements is/are correct?

(i) Device the mathematical n between refractive indices n_(1) and n_(2) of two radii and radius of curvature R for refraction at a convex shperical surface. Consider the object to be a point since lying on the principal axis in rarer medium of refractive index n_(1) and a real image formed in the denser medium of refractive index n_(2) . Hence, derive lens marker's formula. (ii) Light from a point source in air falls on a convex spherical glass surface of refractive index 1.5 and radius of curvature 20cm . The distance of light source from the glass surface is 100cm . At what position is the image formed ?

When a lens of refractive index n_(1) , then the lens looks to be dissapeared only, if

AAKASH INSTITUTE-RAY OPTICS AND OPTICAL INSTRUMENTS-ASSIGNMENT (SECTION - C)
  1. The critical angle for light going from medium X into medium Y is thet...

    Text Solution

    |

  2. A bulb is placed at a depth of 2sqrt7cm in water and a floating opaque...

    Text Solution

    |

  3. Two optical media of refractive indices n1 and n2 contain x and y wave...

    Text Solution

    |

  4. A light ray is travelling through a ring of an optical fibre which is ...

    Text Solution

    |

  5. Light enters at an angle of incidence in a transparent rod of refracti...

    Text Solution

    |

  6. The refractive index of the material of prism sqrt3, then the angle of...

    Text Solution

    |

  7. A beam of light composed of red and green ray is incident obliquely at...

    Text Solution

    |

  8. The refractive index of the material of a prism is sqrt(2) and the ang...

    Text Solution

    |

  9. Four lenses of focal length +15 cm , +20 cm, +150 cm and +250cm are av...

    Text Solution

    |

  10. Alens is placed between a source of light and a wall. It forms images ...

    Text Solution

    |

  11. If f(V) and f(R) are the focal lengths of a concex lens for violet and...

    Text Solution

    |

  12. A convex lens of focal length 80 cm and a concave lens of focal length...

    Text Solution

    |

  13. The focal lengths of a converging lens measured for violet, green and ...

    Text Solution

    |

  14. A luminous object is placed at a distance of 30 cm from the convex len...

    Text Solution

    |

  15. A plano-convex lens is made of refractive index 1.6. The radius of cur...

    Text Solution

    |

  16. For a plane convex lens (mu= 1.5) has radius of curvature 10 cm. It i...

    Text Solution

    |

  17. A bubble in glass slab (mu = 1.5) when viewed from one side appears at...

    Text Solution

    |

  18. A body is located on a wall. Its image of equal size is to be obtained...

    Text Solution

    |

  19. A convex lens is dipped in a liquid whose refractive index is equal to...

    Text Solution

    |

  20. Which of the following is incorrect?

    Text Solution

    |