Home
Class 12
PHYSICS
A person has a minimum distance of disti...

A person has a minimum distance of distinct vision as 50cm. The power of lenses required to read a book at a distance of 25cm is

A

3D

B

1D

C

2D

D

4D

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • RAY OPTICS

    DC PANDEY|Exercise medical entrance special format question|25 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

Explain the term minimum distance of distinct vision.

A certain person has a "minimum distance of distinct vision of "150cm" . He wishes to read at a distance of "25cm" .What " focal length glasses should he use?

What is meant by the minimum distance of distinct vision ?

The least distance of distinct vision for a normal person is

The distance of distinct vision of a person is 40 cm . Calcuate the power of the lens he should use to read newspaper at a distance of 25 cm .

Least distance of distinct vision is 25 cm . Magnifying power of simple microscope of focal length 5 cm is

A telescope has an objective of focal length 100 cm and eye piece of focal length 6 cm and the least distance of distinct vision is 25 cm. The telescope is focused for distinct vision of an object at a distance 100 m from the objective. What is the distance of separation between objective and eye piece?

DC PANDEY-RAY OPTICS-Medical entrance gallary
  1. When an object is placed 40cm from a diverging lens, its virtual image...

    Text Solution

    |

  2. A magnifying glass of focal length 5cm is used to view an object by a ...

    Text Solution

    |

  3. A person has a minimum distance of distinct vision as 50cm. The power ...

    Text Solution

    |

  4. The distance of moon form the earth is 3.8xx10^(5) km. Supposing that ...

    Text Solution

    |

  5. A small angled prism of refractive index 1.4 is combined with another ...

    Text Solution

    |

  6. The magnifytion power of the astronomical telescope for normal adjustm...

    Text Solution

    |

  7. The speed of light in media M1 and M2 are 1.5 xx 10^8 m//s and 2.0 xx ...

    Text Solution

    |

  8. Radii of curvature of a canverging lends are in the ration 1:2. Its fo...

    Text Solution

    |

  9. The sun light reaches us as white and not as its components because

    Text Solution

    |

  10. The radius of curvature of the convex face of a plano convex lens is 1...

    Text Solution

    |

  11. Two thin lenses of focal lengths f(1) and f(2) are in contact. The fo...

    Text Solution

    |

  12. The mirror are inclined at angle of 50^(@). The number of images forme...

    Text Solution

    |

  13. If c is the velocity of light in free space, then the time taken by li...

    Text Solution

    |

  14. A beam of light consisting of red, green, and blue colors is incident ...

    Text Solution

    |

  15. A vessel consists of two plane mirrors at right angles as shown in fig...

    Text Solution

    |

  16. For having large magnification power of a compound microscope

    Text Solution

    |

  17. A beam of light is incident on a glass slab (mu = 1.54) in a direction...

    Text Solution

    |

  18. The focal length of lens of refractive index 1.5 in air is 30 cm When ...

    Text Solution

    |

  19. The focal length of a concave mirror is 50cm. Where an object be place...

    Text Solution

    |

  20. The diameter of the eye ball of a normal eye is about 2.5cm. The power...

    Text Solution

    |