Home
Class 12
PHYSICS
A 5.0 diopter lens forms a virtual image...

A 5.0 diopter lens forms a virtual image which is 4 times the object placed perpendicularly on the principal axis of the lens. Find the distance of the object from the lens.

Text Solution

Verified by Experts

`15 cm`
Promotional Banner

Topper's Solved these Questions

  • RAY OPTICS

    AAKASH SERIES|Exercise PROBLEMS ( LEVEL-II)|60 Videos

  • RAY OPTICS

    AAKASH SERIES|Exercise EXERCISE (VERY SHORT ANSWER QUESTIONS )|53 Videos

  • PRACTICAL PHYSICS

    AAKASH SERIES|Exercise LECTURE SHEET LEVEL-II (ADVANCED) Linked Comprehension Type Questions|4 Videos

  • SEMICONDUCTOR DEVICES

    AAKASH SERIES|Exercise EXERCISE - III|3 Videos

Similar Questions

Explore conceptually related problems

A lens is made of three thin different mediums. Radius of curvature and refractive index of each medium is shown iin Figure., Surface AB is straight. An object is placed at some distance from the lens by which a real image is formed on the screen placed at a distance of 10cm from the lens. Find the distance of the object from the lens.

A 2.0 cm tall object is placed perpendicular to the principal axis of a convex lens of focal length 10 cm. The distance of the object from the lens is 15 cm. Find the nature, position and size of the image. Also, find its magnification.

One half of a convex lens of focal length 10 cm is covered with a black paper. Can such a lens produce an image of a complete object placed at a distance of 30 cm from the lens? Draw a ray diagram to justify your answer. A 4 can tall object is placed perpendicular to the perpendicular to the principal axis of a convex lens of focal length 20 cm. The distince of the object from the less is 15 cm. Find nature, position and size of the image.

A convex forms a real image of a poinnt object placed on its principal axis. If the upper half of the lens is painted black

A 1.5 cm tall object is placed perpendicular to the principal axis of a convex lens of focal length 15 cm. Distance of object from the lens is 20 cm. Use lens formula to find the nature, position and size of the image.

A convex lens produces a real image m times the size of the object. What will be the distance of the object from the lens ?

An object of length 2.0 cm is placed perpendicular to the principal axis of a convex lens of focal length 12 cm. Find the size of the image of the object is at a distance of 8.0 cm from the lens.

A lens produces a virtual image between the object and the lens. Name the lens.

An extended object of size 2mm is placed on the principal axis of a converging lens of focal length 10cm. It is found that when the object is placed perpendicular to the principal axis the image formed is 4mm in size. The size of image when it is placed along the principal axis is "____________" mm.

A virtual, diminished image is formed when an object is placed between the optical centre and the principal focus of a lens. Name the type of lens which forms the above image.

AAKASH SERIES-RAY OPTICS-PROBLEMS ( LEVEL-I)
  1. A ray of light passing through a prism having refractive index sqrt2 s...

    Text Solution

    |

  2. A ray of light passes through an equilateral glass prism, such that th...

    Text Solution

    |

  3. A ray of light is incident at an angle of 60^(@) on the face of a pris...

    Text Solution

    |

  4. A ray of light is incident normally on one of the refracting surfaces ...

    Text Solution

    |

  5. For an equilateral prism, it is observed that when a ray strikes grazi...

    Text Solution

    |

  6. A flint glass prism and a crown glass prism are to be combined in such...

    Text Solution

    |

  7. An air bubble is seen inside a solid sphere of glass (n=1.5) of 4.0 cm...

    Text Solution

    |

  8. A 5.0 diopter lens forms a virtual image which is 4 times the object p...

    Text Solution

    |

  9. A convex lens of focal length 10 cm is painted black at the middle por...

    Text Solution

    |

  10. A convex lens of focal length 10 cm is painted black at the middle por...

    Text Solution

    |

  11. A 35 mm film is to be projected on a 20 m wide screen situated at a di...

    Text Solution

    |

  12. A small object area 6 cm xx 3 cm is placed (plane normal to principal ...

    Text Solution

    |

  13. What is the focal length of a convex lens of focal length 30 cm in con...

    Text Solution

    |

  14. To a real object, magnification and image distance graph is as shown i...

    Text Solution

    |

  15. A hemishperical surface of radius R and refractive index mu = 1.5 is p...

    Text Solution

    |

  16. A ray of light falls on the surface of a spherical glass paper weight ...

    Text Solution

    |

  17. The object distance 'u' and the image distance v from a convex lens va...

    Text Solution

    |

  18. A particle executes a simple harmonic motion of amplitude 1.0 cm along...

    Text Solution

    |

  19. A point object O is placed at a distance of 20 cm from a convex lens o...

    Text Solution

    |

  20. A thin equiconvex lens made of glass (n = 3/2) is placed in such a way...

    Text Solution

    |