Home
Class 10
PHYSICS
(a) Which parts of the eye cause rays of...

(a) Which parts of the eye cause rays of light to converge on the retina ?
(b) Which part causes the greatest convergence ?
(c) Which part brings the image into sharp focus on the retina ? How does it do this ?

Text Solution

Verified by Experts

The correct Answer is:
(a) Cornea and Eye-lens (b) Cornea (c) Eye-lens ; By changing its thickness and hence converging power
NA
Promotional Banner

Topper's Solved these Questions

  • THE HUMAN EYE AND THE COLOURFUL WORLD

    LAKHMIR SINGH & MANJIT KAUR|Exercise Very Short Answer Type Questions|13 Videos

  • THE HUMAN EYE AND THE COLOURFUL WORLD

    LAKHMIR SINGH & MANJIT KAUR|Exercise Questions Based on High Order Thinking Skills|7 Videos

  • THE HUMAN EYE AND THE COLOURFUL WORLD

    LAKHMIR SINGH & MANJIT KAUR|Exercise Velue Based Questions|25 Videos

  • TEST PAPER 4

    LAKHMIR SINGH & MANJIT KAUR|Exercise SECTION A|10 Videos

Similar Questions

Explore conceptually related problems

In eyes the image which is formed on the retina is

Which part of the retina has only cones ?

Which part of eye gives colour to eye?

Which part of eye gives colour to eye?

Which part of the eye cotains cells which are sensitive to light ?

Which part of the eye contains cells which are sensitive of light?

Which part of human eye is devoid of blood vessels?

Which of the following parts of the eye refracts light?

LAKHMIR SINGH & MANJIT KAUR-THE HUMAN EYE AND THE COLOURFUL WORLD -Exercise
  1. What shape are your eye-lenses : (a) when you look at your hand ? ...

    Text Solution

    |

  2. Suggest how your irises help to protect the retinas of your eyes from ...

    Text Solution

    |

  3. (a) Which parts of the eye cause rays of light to converge on the reti...

    Text Solution

    |

  4. An object is moved closer to an eye. What changes must take place in t...

    Text Solution

    |

  5. Why does the eye-lens not have to do all the work of converging incomi...

    Text Solution

    |

  6. Name one of the common defects of vision and the type of lens used to ...

    Text Solution

    |

  7. Name the defect of vision in a person : (a) whose near point is more...

    Text Solution

    |

  8. Which defect of vision can be rectified : (a) by using a concave len...

    Text Solution

    |

  9. What type of lens is used to correct (a) hypermetropia (b) myopia ?

    Text Solution

    |

  10. What is the other name of (a) myopia (b) hypermetropia ?

    Text Solution

    |

  11. What is the scientific name of (a) short-sightedness, and (b) long-sig...

    Text Solution

    |

  12. What kind of lens is used to correct (a) short-sightedness (b) long-s...

    Text Solution

    |

  13. State whether the following statement is true or false : Short-sight...

    Text Solution

    |

  14. Name the defect of vision in which the eye-lens loses its power of acc...

    Text Solution

    |

  15. Name the defect of vision which makes the eye-lens cloudly resulting i...

    Text Solution

    |

  16. What is the other name of old age hypermetropia ?

    Text Solution

    |

  17. Name any two defects of vision which can be corrected by using spectac...

    Text Solution

    |

  18. Name one defect of vision (or eye) which cannot be corrected by any ty...

    Text Solution

    |

  19. What is the far point of a person suffering from hypermetropia (or sho...

    Text Solution

    |

  20. Where is the near point of a person suffering from hypermetropia (or l...

    Text Solution

    |