Home
Class 12
PHYSICS
A beam of light converges towards a poin...

A beam of light converges towards a point `O` ,behind a convex mirror of focal length `20` cm.Find the nature and position of image if the point `O` is-
(1) `10`cm behind the mirror, (2) `30`cm behind the mirror

Text Solution

Verified by Experts

`(i) - 20 cm (ii) + 60 cm`
Promotional Banner

Topper's Solved these Questions

  • RAY OPTICS

    MOTION|Exercise Exercise-1|102 Videos

  • RAY OPTICS

    MOTION|Exercise Exercise-2|39 Videos

  • RAY OPTICS

    MOTION|Exercise Exercise-4|38 Videos

  • RADIOACTIVITY & NUCLEAR PHYSICS

    MOTION|Exercise Exercise-3|81 Videos

  • ROTATIONAL MOTION

    MOTION|Exercise Exercise - 3 ( Section-B )|24 Videos

Similar Questions

Explore conceptually related problems

An object is at 20 cm from a concave mirror of focal length 10 cm, the nature of image is

A point object is placed at a distance 30 cm in front of a concave mirror of focal length 20 cm. Find the nature and location of image obtained.

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 6 cm from a convex mirror of focal length 20 cm . Locate the position and nature of the image.

A 0.5 cm high object is placed at 30 cm from a convex mirror whose focal length is 20 cm. Find the position and size of the image.

MOTION-RAY OPTICS-Questions For Practice
  1. A 4.5 cm needle is placed 12 cm away from a convex mirror of focal len...

    Text Solution

    |

  2. A small candle 2.5 cm in size is placed 27 cm in front of a concave mi...

    Text Solution

    |

  3. A beam of light converges towards a point O ,behind a convex mirror of...

    Text Solution

    |

  4. A needle placed 45 cm from a lens forms an image on the screen placed ...

    Text Solution

    |

  5. A candle is placed 20cm from the surface of a convex mirror and a plan...

    Text Solution

    |

  6. Width of a slab is 6 cm whose mu = (3)/(2) . If its one surface...

    Text Solution

    |

  7. An object is placed 21 cm in front of a concave mirror of radius of cu...

    Text Solution

    |

  8. In the figure shown , for an angle of incidence 45^(@), at the top sur...

    Text Solution

    |

  9. If light travels a distance x in t(1) sec in air and 10x distance in t...

    Text Solution

    |

  10. A fish looking from within water sees the outside world through a circ...

    Text Solution

    |

  11. A thin prism of 6^@ angle gives a deviation of 3^@. The refractive in...

    Text Solution

    |

  12. A ray of light passes through an equilateral prism (refractive index 1...

    Text Solution

    |

  13. Find the angular dispersion produced by a thin prism of 5^(@) ...

    Text Solution

    |

  14. The refractive indicates of flint glass for red and violent colours ar...

    Text Solution

    |

  15. In a certain spectrum produced by a glass prism of dispersive power 0....

    Text Solution

    |

  16. White light is passed through a prism of angle 10^(@) If the rafra...

    Text Solution

    |

  17. A lens placed at a distance of 20cmfrom a object produces of virtual I...

    Text Solution

    |

  18. A converging beam of light forms a sharp image on a screen. A lens is ...

    Text Solution

    |

  19. An object of size 3.0 cm is placed 14 cm in front of a concave lens of...

    Text Solution

    |

  20. The focal length of the objective and the eye piece of a compound micr...

    Text Solution

    |