Home
Class 12
PHYSICS
Assertion:- In modem microspore multicom...

Assertion:- In modem microspore multicomponent lenses are used for both objective and eye piece.
Reason:- Multicomponent lenses increase the magnification.

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:
B
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:- In modern era, multicomponent lens system is used in microscope. Reason:- Multicomponent lens system reduces chromatic aberration.

In telescopes, at least two converging lenses are used: one for the objective and one for the eye piece. These lenses must be positioned in such a way that the final image is virtual and very much enlarged. In terms of the focal points of the two lenses, how must the lenses be positioned?

A terrestrial telescope is made by introducing an erecting lens of focal length f between the objective and eye piece lenses of an astronomical telescope. This causes the length of the telescope tube to increase by an amount equal to

The power of two convex lenses A and B are 8 diopters and 4 diopters respectively. If they are to be used as a simple microscope, the magnification of

Assertion Lens formula can be applied only for thin lenses. Reason For thick lenses one cannot find image position.

The focal length of objective and eye-piece of a compound microscope are 1 cm and 5 cm respectively. The microscope magnification is equal to 50. If the distance between two lenses is increased by 2 cm then the magnification is

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

    |