Home
Class 12
PHYSICS
An object is placed at a point distant x...

An object is placed at a point distant x from the focus of a convex lens and its imge is formed at I as shown in the figure. The distance x, x’ satisfy the relation

A

`(x+x')/(2)=f`

B

`f=x x'`

C

`x+x' le 2f`

D

`x+x' ge 2f`

Text Solution

Verified by Experts

The correct Answer is:
d
Promotional Banner

Topper's Solved these Questions

  • RAY OPTICS

    ERRORLESS |Exercise Assertion and Reason|4 Videos

  • MAGNETISM

    ERRORLESS |Exercise Assertion & Reason|1 Videos

  • WAVE OPTICS

    ERRORLESS |Exercise SET|23 Videos

Similar Questions

Explore conceptually related problems

An object is placed at a distance of f//2 from a convex lens. The image will be

An object is placed at a distance x_1 from the principal focus of a lens and its real image is formed at a distance x_2 from the another principal focus. The focal length of the lens is

A point object O is placed at a distance of 20 cm from a convex lens of focal length 10 cm as shown in the figure. At what distance x from the lens should a convex mirror of focal length 60 cm, be placed so that final image coincide with the object?

If an object is placed at the focus of a convex lens, where is the image formed?

An object 2 cm high is placed at a distance 2 f from a convex lens. What is the height of the image formed ?

In a concave mirrorr experiment, an object is placed at a distance x_(1) from the focus and the image is formed at a distance x_(2) from the focus. The focus length of the mirrorr would be

ERRORLESS -RAY OPTICS-SET
  1. In an astronomical telescope in normal adjustment a straight black lin...

    Text Solution

    |

  2. Three lenses L(1) , L(2) , L(3) are placed co-axially as shown in figu...

    Text Solution

    |

  3. An object is placed at a point distant x from the focus of a convex le...

    Text Solution

    |

  4. The diameter of the eye-ball of a normal eye is about 2.5 cm . The pow...

    Text Solution

    |

  5. In a thin spherical fish bowl of radius 10 cm filled with water of ref...

    Text Solution

    |

  6. A small fish 0.4 m below the surface of a lake is viewed through a sim...

    Text Solution

    |

  7. A water drop in air refractes the light ray as

    Text Solution

    |

  8. Which of the following ray diagram show physically possible refraction...

    Text Solution

    |

  9. Following figure shows the multiple reflections of a light ray along a...

    Text Solution

    |

  10. When the rectangular metal tank is filled to the top with an unknown l...

    Text Solution

    |

  11. A concave mirror and a converging lens (glass with mu = 1.5) both have...

    Text Solution

    |

  12. A ray of light strikes a plane mirror M at an angle of 45^(@) as shown...

    Text Solution

    |

  13. A slab of glass, of thickness 6 cm and refractive index 1.5, is placed...

    Text Solution

    |

  14. A point source of light S is placed at the bottom of a vessel containi...

    Text Solution

    |

  15. A point object is placed midway between two plane mirrors a distance a...

    Text Solution

    |

  16. A convergent beam of light is incident on a convex mirror so as to con...

    Text Solution

    |

  17. PQR is a right angled prism with other angles as 60^(@) and 30^(@). Re...

    Text Solution

    |

  18. When a ray is refracted from one medium to another, the wavelength cha...

    Text Solution

    |

  19. Two this lenses, when in contact, produce a combination of power +10 d...

    Text Solution

    |

  20. The plane faces of two identical plano convex lenses, each with focal ...

    Text Solution

    |