Home
Class 12
PHYSICS
Onc face of a rectangular glass plate 6 ...

Onc face of a rectangular glass plate 6 cm thick is silcerd. An object held 8 cm in front of the first face, froms an image 12 cm behind the silvered face. The refractive index of the glass is

A

`0.4`

B

`0.8`

C

`1.2`

D

`1.6`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • NUCLEAR PHYSICS

    NEET PREVIOUS YEAR (YEARWISE + CHAPTERWISE)|Exercise Exercise|89 Videos
  • OSCILLATIONS

    NEET PREVIOUS YEAR (YEARWISE + CHAPTERWISE)|Exercise Exercise|50 Videos
NEET PREVIOUS YEAR (YEARWISE + CHAPTERWISE)-OPTICS AND OPTICAL INSTRUMENTS-All Questions
  1. The focal lengths of a converging lens measured for violet, green and ...

    Text Solution

    |

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

    Text Solution

    |

  3. Onc face of a rectangular glass plate 6 cm thick is silcerd. An object...

    Text Solution

    |

  4. Light travels through a glass plate of thickness t and refractive inde...

    Text Solution

    |

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

    Text Solution

    |

  6. A lens if placed between a source of light and a wall. It forms images...

    Text Solution

    |

  7. If two mirrors are kept at 60^circ to each other, then the number of i...

    Text Solution

    |

  8. The hypermetropia is a

    Text Solution

    |

  9. An echlromatic combination of lenses is formed by joining

    Text Solution

    |

  10. Focal length of convex lens will miximum for

    Text Solution

    |

  11. Deviation delta produced by a prism of angle A, which is assumed to be...

    Text Solution

    |

  12. A point soujrce of light is placed 4 m below the surface of water of r...

    Text Solution

    |

  13. Time taken by sunlight to pass through a window of thickness 4 mm whos...

    Text Solution

    |

  14. These is a prism with refractive index equal to sqrt2 and the refracti...

    Text Solution

    |

  15. A beam of monochromatic light is refacted from vacuum into a medium of...

    Text Solution

    |

  16. Pick out the longest wavelength from the following types of radiations

    Text Solution

    |

  17. A ray is ihncident at an angle of incidence ii on one surface of a pri...

    Text Solution

    |

  18. Ray optics is valid, when characteristic dimensions are

    Text Solution

    |

  19. Interference is possible in

    Text Solution

    |

  20. Focal length of a convex lens of refractive index 1.5 is 2 cm. Focal l...

    Text Solution

    |