Home
Class 10
PHYSICS
A real image is obtained at 30 cm from a...

A real image is obtained at 30 cm from a convex lens of focal length 7.5 cm . Find the distance of the object from the lens .

Text Solution

Verified by Experts

`u=-10 cm`
Promotional Banner

Topper's Solved these Questions

  • LENSES

    NAVNEET PUBLICATION - MAHARASHTRA BOARD|Exercise Exmaples/ Numerical problems|22 Videos

  • LAWS, RULES, UNITS AND DEFINITIONS

    NAVNEET PUBLICATION - MAHARASHTRA BOARD|Exercise Carbon Compounds|18 Videos

  • MAKING CONCEPT DIAGRAMS

    NAVNEET PUBLICATION - MAHARASHTRA BOARD|Exercise Cell Biology and Biotechnology|2 Videos

Similar Questions

Explore conceptually related problems

An object is placed at a distance of 30 cm from a convex lens of focal length 20 cm.

An object is placed at a distance of 30 cm from a concave lens of focal length 15 cm . Find the nature and position of the image.

An object is placed at a distance of 10 cm from a convex lens of focal length 12 cm. Find the position and nature of the image.

A 5 cm tall object is placed perpendicular to the principle axis of a convex lens of focal length 20 cm. The distance of the object from lens is 30 cm. Then, position and size of image formed is

If an object is placed at 50 cm from a convex lens of focal length 25 cm , what will be the image distance ?

An object is placed at a distance of 20 cm from a convex lens of focal length 10 cm . The image is formed on the other side of the lens at a distance

NAVNEET PUBLICATION - MAHARASHTRA BOARD-LENSES-Numerical Problems For Practice
  1. Find the focal length of a convex lens which produces a real image at ...

    Text Solution

    |

  2. Find the focal length of a convex lens which produces a virtual image ...

    Text Solution

    |

  3. A real image is obtained at 30 cm from a convex lens of focal length 7...

    Text Solution

    |

  4. An object is kept at 20 cm in front of a convex lens and its real imag...

    Text Solution

    |

  5. An object is kept at 20 cm in front of a convex lens and its real imag...

    Text Solution

    |

  6. An object is kept at 10 cm in front of a convex lens. Its imge is form...

    Text Solution

    |

  7. An object is kept at 10 cm in front of a convex lens. Its imge is form...

    Text Solution

    |

  8. An object is kept at 60 cm in front of convex lens of focal length 15 ...

    Text Solution

    |

  9. An object of height 2 cm is kept at 30 cm from a convex lens . Its rea...

    Text Solution

    |

  10. If the power of a lens is 4 dioptres , find its focal length.

    Text Solution

    |

  11. Find the power of a convex lens of focal length 40 cm.

    Text Solution

    |

  12. Find the power of a convex lens of focal length 12.5

    Text Solution

    |

  13. If for a lens, F=-20 cm, what is the power of the lens ?

    Text Solution

    |

  14. An object of height 4 cm in front of a concave lens of focal length 20...

    Text Solution

    |

  15. If two convex lenses of focal lengths 10 cm and 5 cm are kept in conta...

    Text Solution

    |

  16. If a convex lens of focal length 20 cm and a concave lens of focal len...

    Text Solution

    |

  17. If a convex lens of focal length 20 cm and a concave lens of focal len...

    Text Solution

    |

  18. If a convex lens of focal length 20 cm and a concave lens of focal len...

    Text Solution

    |

  19. A concave lens of focal length 12 cm and a convex lens of focal length...

    Text Solution

    |

  20. A concave lens of focal length 12 cm and a convex lens of focal length...

    Text Solution

    |