Home
Class 12
PHYSICS
A point object O is placed on the princi...

A point object `O` is placed on the principal axis of a convex lens of focal length `f=20cm` at a distance of 40 cm to the left of it. The diameter of the lens is 10. An eye is placed 60 cm to right of the lens and a distance `h` below the principal axis. The maximum value of `h` to see the image is

A

0

B

2.5 cm

C

5 cm

D

10 cm

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • GEOMETRICAL OPTICS

    HC VERMA|Exercise Objective -2|7 Videos

  • GEOMETRICAL OPTICS

    HC VERMA|Exercise Exercises|79 Videos

  • GEOMETRICAL OPTICS

    HC VERMA|Exercise Question For short Answer|19 Videos

  • GAUSS LAW

    HC VERMA|Exercise Exercises|24 Videos

  • LIGHT WAVES

    HC VERMA|Exercise Exercises|41 Videos

Similar Questions

Explore conceptually related problems

An object is placed on the principal axis of concave mirror of focal length 10 cm at a distance of 8.0 cm from the pole. Find the position and the nature of the image.

An object of length 6 cm is planed on the principal axis of a concave mirror of focal length f at a distance of 4f. The length of the image will be

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.

An object is placed 25 cm from a convex lens whose focal length is 10 cm . The image distance is ___________ cm.

An object is placed at a distance 20 cm from a convex lens of focal length 10 cm . Find the image distance and nature of the image .

A pin of length 2.0 cm lies along the principal axis of a converging lens, the centre being at a distance of 11 cm from the lens. The focal length of the lens is 6 cm. Find the size of the image.

HC VERMA-GEOMETRICAL OPTICS-Objective -1
  1. A point source of light is placed in front of a plane mirror.

    Text Solution

    |

  2. Total internal reflection can take only if

    Text Solution

    |

  3. In image formation from spherical mirrors, only paraxial rays are cons...

    Text Solution

    |

  4. A point object is placed at a distance of 30cm from a convex mirror of...

    Text Solution

    |

  5. Figure shows two rays A and B being reflected by a mirror and going as...

    Text Solution

    |

  6. The image formed by a concave mirror

    Text Solution

    |

  7. Figure shows three transparent media of refractive indices mu1, mu2 an...

    Text Solution

    |

  8. Four modifications are suggested in the lens formula to incude the eff...

    Text Solution

    |

  9. A double convex lens has two surfaces of equal radii R and refractive ...

    Text Solution

    |

  10. A point source of light is placed at a distance of 2f from a convergin...

    Text Solution

    |

  11. A parallel beam of light is incident on a converging lens parallel to ...

    Text Solution

    |

  12. A symmetric doule convex lens is cut in two equal parts by a plane con...

    Text Solution

    |

  13. A symmetric doule convex lens is cut in two equal parts by a plane per...

    Text Solution

    |

  14. Two concave lenses L1 and L2 are kept in contact with each other. If t...

    Text Solution

    |

  15. A thin lens is made with as material having refractive index mu=1.5. b...

    Text Solution

    |

  16. A convex lens is made of a material having refractive index 1.2. Both ...

    Text Solution

    |

  17. A point object O is placed on the principal axis of a convex lens of f...

    Text Solution

    |

  18. The rays of different colours fail to converge at a point after going ...

    Text Solution

    |