Home
Class 12
PHYSICS
The distance between an object and its d...

The distance between an object and its doubly magnified image by a concave mirror is: [Assume `f`= focal length]

A

3 f/2

B

2 f/3

C

3f

D

depends on whether the image is real or virtual

Text Solution

Verified by Experts

The correct Answer is:
A

`1/f=1/v+1/u,m=-v/u`
Promotional Banner

Topper's Solved these Questions

  • RAY OPTICS AND OPTICAL INSTRAUMENTS

    NARAYNA|Exercise EXERCISE-2 (C.W)(REFRACTION)|20 Videos
  • RAY OPTICS AND OPTICAL INSTRAUMENTS

    NARAYNA|Exercise EXERCISE-2 (C.W)(REFRACTION THROUGH SPHERICAL SURFACES )|29 Videos
  • RAY OPTICS AND OPTICAL INSTRAUMENTS

    NARAYNA|Exercise EXERCISE-1 (H.W)( OPTICAL INSTRUMENTS( TELESCOPES ) )|3 Videos
  • NUCLEI

    NARAYNA|Exercise ASSERTION & REASON|5 Videos
  • SEMI CONDUCTOR DEVICES

    NARAYNA|Exercise Level-II (H.W)|36 Videos

Similar Questions

Explore conceptually related problems

The minimum distance between the object and its real image for concave mirror is

If the distance between object and its two times magnified virtual image produced by a curved mirror is 15 cm, the focal length of the mirror must be :

If the distance between the virtual image from Its real object is 60 cm in case of a concave mirror . The focal length of the concave mirror If the image formed is 3 times magnified image is

Which position of the object will produce a magnified virtual image,if a concave mirror of focal length 15cm is being used?

(a) State the relation between object distance, image distance and focal length of a spherical mirror. (b) Draw a ray diagram to show the image formed by a concave mirror when an object is placed between pole and focus of the mirror. (c ) A concave mirror of focal length 15 cm forms an image of an object kept at a distance of 10 cm from the mirror. Find the position, nature and size of the image formed by it.

NARAYNA-RAY OPTICS AND OPTICAL INSTRAUMENTS -EXERCISE-2 (C.W)(REFLECTION)
  1. Two plane mirrors are arranged at right angles to each other as shown ...

    Text Solution

    |

  2. An object moves with 5ms^(-1) toward right while the mirror moves wit...

    Text Solution

    |

  3. Two mirror labelled L(1) for left mirror and L(2) for right mirror (L(...

    Text Solution

    |

  4. A ray of light is incident at 50^(@) on the middle of one of the two m...

    Text Solution

    |

  5. Two plane mirrors A and B are aligned parallel to each other, as shown...

    Text Solution

    |

  6. With a concave mirror, an object is placed at a distance x(1) from the...

    Text Solution

    |

  7. A short linear object of length b lies along the axis of a concave mir...

    Text Solution

    |

  8. A rod of length 10 cm lies along the principal axis of a concave mirro...

    Text Solution

    |

  9. A car is fitted with a convex side-view mirror of focal length 20 cm. ...

    Text Solution

    |

  10. The velocity of image w.r.t ground in the below figure is

    Text Solution

    |

  11. A square wire of side 3.0 cm is placed 25 cm away from a concave mirro...

    Text Solution

    |

  12. An object is moving towards a concave mirror of focal length 24 cm. Wh...

    Text Solution

    |

  13. The distance between an object and its doubly magnified image by a con...

    Text Solution

    |

  14. In the figureshownm the image of a real object is formed at point I. A...

    Text Solution

    |

  15. A ray of light is incident on a plane mirror along a vector hat i+hat ...

    Text Solution

    |

  16. A plot of modulus of image distance versus object distance for a spher...

    Text Solution

    |

  17. A small plane mirror kept at the centre of a sphere of diameter 3 m, m...

    Text Solution

    |

  18. A man ‘A’ stands at the position shown in the figure and a second man ...

    Text Solution

    |