Home
Class 12
PHYSICS
The two lenses of a compound microscope ...

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 objective of focal length 2 cm the final image forms at the final image forms at the least distance of distinct vision of a normal eye. Find the magnifying power of the microscope.

A

20

B

6

C

120

D

60

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • OPTICAL INSTRUMENTS

    AAKASH SERIES|Exercise PRACTICE SHEET (EXERCISE -I) (OPTICAL INSTRUMENTS) (LEVEL-I (MAIN)) (SUBJECTIVE OBJECTIVE TYPE QUESTIONS)|21 Videos

  • NUCLEI

    AAKASH SERIES|Exercise Practice Exercise|40 Videos

  • PHYSICAL WORLD

    AAKASH SERIES|Exercise Exercise -I|10 Videos

Similar Questions

Explore conceptually related problems

An object is placed at a distance of 30 cm from a concave mirror of focal length 15 cm. The image will be

A point object is placed at a distance of 30cm from a convex mirror of focal length 30cm. The image will form at

An object is placed at a distance of 10 cm from a convex mirror of focal length 15 cm. Find the position and nature of the image.

An object is placed at a distance of 10 cm before a convex lens of focal length 20 cm. find the position and nature of the image?

AAKASH SERIES-OPTICAL INSTRUMENTS -PRACTICE SHEET (EXERCISE -I) (OPTICAL INSTRUMENTS) (LEVEL-I (MAIN)) (SUBJECTIVE OBJECTIVE TYPE QUESTIONS)
  1. The two lenses of a compound microscope are of focal lengths 2 cm and ...

    Text Solution

    |

  2. A convergent lens of power 16D is used as a simple microscope. The mag...

    Text Solution

    |

  3. The maximum magnification that can be obtained with convex lens of foc...

    Text Solution

    |

  4. The objective lens of a compound microscope produces magnification of ...

    Text Solution

    |

  5. Four lenses A, B, C and D of power +100D, -50D, 20D and 5D. Which lens...

    Text Solution

    |

  6. A microscope consists of two convex lenses of focal lengths 2.0 cm and...

    Text Solution

    |

  7. The two lenses of a compound microscope are of focal lengths 2 cm and ...

    Text Solution

    |

  8. The magnifying power of an astronomical telescope for normal adjustmen...

    Text Solution

    |

  9. A telescope, consisting of an objective of focal length 60 cm and a si...

    Text Solution

    |

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

    Text Solution

    |

  11. If tube length Of astronomical telescope is 105cm and magnifying power...

    Text Solution

    |

  12. The focal length of the eyepiece and the objective of an astronomical ...

    Text Solution

    |

  13. A converging lens of 2.5cm focal length is used as a simple microscope...

    Text Solution

    |

  14. A compound microscope is of magnifying power 100". The magnifying powe...

    Text Solution

    |

  15. The minimum magnifying power of a telescope is M. If the focal length ...

    Text Solution

    |

  16. The magnifying power of an astronomical telescope for relaxed vision i...

    Text Solution

    |

  17. The focal length of objective and the eyepiece of a compound microscop...

    Text Solution

    |

  18. The magnifying power of an astronomical telescope is 8 and the distanc...

    Text Solution

    |

  19. Focal length of the objective of a terrestrial telescope is 80 cm and,...

    Text Solution

    |

  20. A person cannot see objects clearly beyond 50.cm. The power of lens to...

    Text Solution

    |

  21. A person with a defective sighi is using a lens-having a power of +2D....

    Text Solution

    |