Home
Class 12
PHYSICS
Assertion:- Polaroid glasses reduce glar...

Assertion:- Polaroid glasses reduce glare from road or water etc.
Reason:- Refleted waves are partially polarised

A

If both Assertion & Reason are True & Reason is a correct explanation of the Assertion.

B

If both Assertion & Reason are True but Reason is not a correct explanation of the Assertion.

C

If Assertion is True but the Reason is False.

D

If both Assertion & Reason are False.

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • RAY OPTICS

    MOTION|Exercise Exercise-3|65 Videos

  • RADIOACTIVITY & NUCLEAR PHYSICS

    MOTION|Exercise Exercise-3|81 Videos

  • ROTATIONAL MOTION

    MOTION|Exercise Exercise - 3 ( Section-B )|24 Videos

Similar Questions

Explore conceptually related problems

Assertion: Water waves in a river are not polarized. Reason: Water waves are longitudinal in nature.

Assertion (A): Skiers uses air glasses. Reason(R) : Light reflected by snow is partially polarised.

Assertion : Electromagnetic waves carry energy and momentum Reason : Electromagnetic waves can be polarised.

Assertion : Sound waves cannot propagate through vacuum but light waves can. Reason : Sound waves cannot be polarised but light waves can.

Assertion: Respiratory gas exchange occurs through osmosis. Reason: Respiratory gas goes from lower partial pressure region to the region of higher partial pressure.

Assertion : In plants water moves from higher water potential to lower water potential. Reason : Energetically water moves form higher to lower energy.

Assertion : If a convex lens of glass is immersed in water its power decreases. Reason : In water it behaves as a concave lens.

MOTION-RAY OPTICS-Exercise-4
  1. Assertion :- 11 english alphabets donot show lateral inversion. Rea...

    Text Solution

    |

  2. Assertion :- Sky appears blue. Reason :- Sensitivity of eye is high...

    Text Solution

    |

  3. Assertion : The images formed by total internal reflections are much b...

    Text Solution

    |

  4. Assertion : The focal length of lens does not change when red light is...

    Text Solution

    |

  5. Assertion : By roughening the surface of a glass sheet its transparenc...

    Text Solution

    |

  6. Assertion : Diamond glitters brilliantly. Reason : Diamond does not ...

    Text Solution

    |

  7. Assertion : The resolving power of a telescope is more if the diameter...

    Text Solution

    |

  8. Assertion : In optical fibre, the diameter of the core is kept small. ...

    Text Solution

    |

  9. Assertion:- In modem microspore multicomponent lenses are used for bot...

    Text Solution

    |

  10. Assertion:- A man inside the water see a tree, the tree will appear l...

    Text Solution

    |

  11. Assertion:- Clouds are white. Reason:- Scattering of all colours are...

    Text Solution

    |

  12. Assertion:- When a white light is passed through a lens, Violet light...

    Text Solution

    |

  13. Assertion:- Microscope magnifies the image. Reason:- Angular magnifi...

    Text Solution

    |

  14. Assertion:- A thick lens show more chromatic abberration comparision t...

    Text Solution

    |

  15. Assertion:- In modern era, multicomponent lens system is used in micr...

    Text Solution

    |

  16. Assertion:- When we see the image in water, blurred image is seen. R...

    Text Solution

    |

  17. Assertion:- Refractive index of cold air is greater than that of hot ...

    Text Solution

    |

  18. Assertion:- Fused glass not flint glass, are used to make camera lense...

    Text Solution

    |

  19. Assertion:- In bright light camera with high f no. must be used. Re...

    Text Solution

    |

  20. Assertion:- Polaroid glasses reduce glare from road or water etc. Re...

    Text Solution

    |