Home
Class 11
PHYSICS
Least distance of distinct vision is 25 ...

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

A

`(1)/(5)`

B

5

C

`(1)/(5)`

D

6

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • RAY OPTICS

    TARGET PUBLICATION|Exercise EVALUATION TEST|14 Videos
  • RAY OPTICS

    TARGET PUBLICATION|Exercise CRITICALTHINKING|34 Videos
  • MEASUREMENTS

    TARGET PUBLICATION|Exercise EVALUATION TEST|17 Videos
  • REFRACTION OF LIGHT

    TARGET PUBLICATION|Exercise EVALUATION TEST|12 Videos

Similar Questions

Explore conceptually related problems

When the object is placed 4 cm from the objective of a microscope, the final image formed coincides with the object. The final image is at the least distance of distinct vision (24 cm). If the magnifying power of the microscope is 15, calculate the focal lengths of the objective and eye-piece.

The focal lengths of the objective and eyepiece of a microscope are 4mm and 25 mm respectively, and the length of the tube is 16cm. If the final image is formed at infinity and the least distance of distinct vision is 25 cm, then calculate the magnifying power of the microscope.

In a simple microscope, the lens is held at a distance d from the eye and the image is formed at the least distance d of the distinct vision from the eye. What is the magnifying Power of the microscope ? Where f is the focal length of the lens.

The magnification produced by the objective lens of a compound microscope is 25. The focal length of eye piece is 5 cm and it forms find image at least distance of distinct vision. The magnifying power of the compound microscope is

What is the magnifying power of a simple microscope of focal length 5 cm, if the image is formed at the distance of distinct vision ?

The magnifying power of simple microscope is 6 when the image is formed at distance of distinct vision (25 cm) from its optical centre. The focal power of the simple microscope in dipotre is

The two lenses of a compound microscope are of focal lengths 2 cm and 5 cm. If an object is placed at a distance of 2.1 cm from the objetive of focal length 2 cm the final image forms at the least distance of distinct vision of a normal eye. Find the frnagnifying powerjof the microscope

TARGET PUBLICATION-RAY OPTICS-COMPETITIVE THINKING
  1. A diverging lens with magnitude of focal length 25 cm is placed at a d...

    Text Solution

    |

  2. A convex lens of focal length 12.5 cm is used as a simple microscope. ...

    Text Solution

    |

  3. Least distance of distinct vision is 25 cm . Magnifying power of simpl...

    Text Solution

    |

  4. In compound microscope, the focal length and aperture of the objective...

    Text Solution

    |

  5. In a compound microscope, the intermediate image is

    Text Solution

    |

  6. A compound micrscope consists of an objective of focal length 1.0 cm ...

    Text Solution

    |

  7. An obsever looks at a distant tree of height 10m with a telescope of m...

    Text Solution

    |

  8. An astronomical telescope has an angular magnification of magnitude 5 ...

    Text Solution

    |

  9. On which of the following does the magnifying power of a telescope dep...

    Text Solution

    |

  10. The number of lenses in a terrestrial telescope is

    Text Solution

    |

  11. To avoid spherical aberration, quality reflecting telescopes use mirro...

    Text Solution

    |

  12. An astronomical telesope has objective and eyepiece of focal lengths 4...

    Text Solution

    |

  13. A telescope using an eye piece of focal length 3 cm has a magnificatio...

    Text Solution

    |

  14. In an astronomical telescope in normal adjustment a straight black lin...

    Text Solution

    |

  15. The ratio of the diameter of the sun to the distance between the earth...

    Text Solution

    |

  16. A point object is held above a thin equiconvex lens at its focus. The ...

    Text Solution

    |

  17. A concave lens of glass, refractive index 1.5 has both surfaces of sam...

    Text Solution

    |

  18. Given a point source of light, which of the following can produce a pa...

    Text Solution

    |

  19. An infinitely long rod lies along the axis of a concave mirror of foca...

    Text Solution

    |

  20. Diameter of a plano-convex lens is 6cm and thickness at the centre is ...

    Text Solution

    |