Home
Class 12
PHYSICS
Myopia is due to...

Myopia is due to

A

elongation of eye ball

B

irregular change in focal length

C

shortening of eye ball

D

older age

Text Solution

Verified by Experts

The correct Answer is:
A

(a) In myopia, the focal length or radii of curvature of lens reduced or power of lens increases or distance between eye lens and retina increases.
Promotional Banner

Topper's Solved these Questions

  • RAY OPTICS

    DC PANDEY|Exercise medical entrance special format question|25 Videos
  • RAY OPTICS

    DC PANDEY|Exercise Medical entrance gallary|76 Videos
  • RAY OPTICS

    DC PANDEY|Exercise Checkpoint 9.7|10 Videos
  • NUCLEI

    DC PANDEY|Exercise C MADICAL ENTRANCES GALLERY|46 Videos
  • REFLECTION OF LIGHT

    DC PANDEY|Exercise Subjective|9 Videos

Similar Questions

Explore conceptually related problems

Myopia is a defect in human vision where an image of a

Myopia is related to Eyes in the same way as Acne is related to _______.

Maliggant tertian malaria is due to Or Cerebral malaria is due to

Myopia occurs due to

DC PANDEY-RAY OPTICS-Exercise
  1. The phenomena involved in the reflected of radiowaves by ionosphere is...

    Text Solution

    |

  2. A passenger in an aeroplane shall

    Text Solution

    |

  3. Myopia is due to

    Text Solution

    |

  4. The minimum magnifying power of an astronomical telescope is M. If the...

    Text Solution

    |

  5. When light wave suffers reflection at the interface from air to glass,...

    Text Solution

    |

  6. A man has a height of 6m. He observes image of 2m height erect, then m...

    Text Solution

    |

  7. The firld of view is maximum for

    Text Solution

    |

  8. A virtual image larger than the object can be obtained by

    Text Solution

    |

  9. There are certain materials developed in laboratories which have a neg...

    Text Solution

    |

  10. Human eyes are most sensitive to the wavelength of

    Text Solution

    |

  11. The reason for shining of air bubble in water is

    Text Solution

    |

  12. What will be the colour of sky as seen from the earth, if there were n...

    Text Solution

    |

  13. A short pulse of white light is incident from air to a glass slab at n...

    Text Solution

    |

  14. Which of the following can form a virtual,erect and magnified image?

    Text Solution

    |

  15. Rainbow is observed when the sun is

    Text Solution

    |

  16. The sky would appear red instead of blue if

    Text Solution

    |

  17. A ray of light is incident on the surface of seperation of a medium at...

    Text Solution

    |

  18. Which of the following quantities increase when wavelength of light is...

    Text Solution

    |

  19. Sun is visible a little before the actual sunrise and until a little a...

    Text Solution

    |

  20. In opticle fibres,the refractive index of the core is

    Text Solution

    |