Home
Class 12
PHYSICS
A beam of light AO is incident a glass s...

A beam of light AO is incident a glass slab `(mu=1.54)` in the direction show. The reflected ray OB is passed through a Nicol prism. On viewing through a Nicol prism, we find on rotating the prism that

A

the intensity is reduced to zero and remains zero

B

the intensity reduces somewhat and rises again

C

there is no change in intensity

D

the intensity gradually reduces to zero and then again increases

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • WAVE MOTION

    NIKITA PUBLICATION|Exercise Multiple Choice Questions|364 Videos

Similar Questions

Explore conceptually related problems

A beam of light AO is incident on a glass slab (mu=1.54) in a direction as shown in figure. The reflected ray OB is passed throught a Nicol prism. On viewinf through a Nicole prism, we find rotating the prism that (tan^(-1)1.54=57^(@))

A light beam is incident on a rectangular glass plate (mu= 1.54) The reflected light OB passes through a nicol prism. On observing the transmitted light while rotating the prism, it is seen that

A beam of light is incident on a glass slab (mu = 1.54) in a direction as shown in the figure. The reflected light is analysed by a polaroid prism. On rotating the polaroid, (tan 57^(@) = 1.54)

For a light ray passing through a prism

A beam of white light is incident on a hollow prism of glass. Then

A beam of white light passing through a hollow prism give no spectrum.

NIKITA PUBLICATION-WAVE THEORY OF LIGHT -Multiple Choice Questions
  1. Two Nicols are oriented with their principal planes making an angle of...

    Text Solution

    |

  2. The angle of incidence at which reflected light is totally polarized f...

    Text Solution

    |

  3. A beam of light AO is incident a glass slab (mu=1.54) in the direction...

    Text Solution

    |

  4. Unpolarised light falls on two polarizing sheets placed one on top of ...

    Text Solution

    |

  5. Unpolarised light of intensity 32 Wm^(-2) passes through three polariz...

    Text Solution

    |

  6. The substance which can rotate the plane of polarisation is called

    Text Solution

    |

  7. A beam of natural light falls on a system of 6 polaroids, which are ar...

    Text Solution

    |

  8. Dichroism is the property whhere

    Text Solution

    |

  9. H-polarised is made of

    Text Solution

    |

  10. Which of the following polaroids is developed by Land and Rogger ?

    Text Solution

    |

  11. An unpolarised beam of intensity 2A^(2) passes through a thin polaroid...

    Text Solution

    |

  12. Which of the following polaroid is formed by stretching polyvinyl alco...

    Text Solution

    |

  13. The deviation produced when light wave is incident on a denser medium ...

    Text Solution

    |

  14. The polariser and analyser are inclined to each other at 60^(@). The i...

    Text Solution

    |

  15. Two polaroid sheets are placed one over the other with their axes incl...

    Text Solution

    |

  16. Which of the following is used to improve the colour contrast in old p...

    Text Solution

    |

  17. An upolarised beam of intensity 2a^(2) passes through a thin polarioid...

    Text Solution

    |

  18. Two polaroids are crossed to each other. One of them is rotated throug...

    Text Solution

    |

  19. To form K-polaroid polyvinyl alcohol is heated with

    Text Solution

    |

  20. Which of the following is based on the principle of selective absorpti...

    Text Solution

    |