Home
Class 12
PHYSICS
A concave lens and a convex lens have sa...

A concave lens and a convex lens have same focal length of `20 cm` and both put in contact this combination is used to view an object `5 cm` long kept at `20 cm` from the lens combination. As compared to object the image will be

A

magnifide and inverted

B

diminished and erect

C

of the same size and erect

D

of the same sizer and inverted

Text Solution

Verified by Experts

(c)
Promotional Banner

Topper's Solved these Questions

  • QUESTION-PAPERS-2018

    BITSAT GUIDE|Exercise PHYSICS|40 Videos
  • SEMICONDUCTOR DEVICES AND LOGIC GATES

    BITSAT GUIDE|Exercise BITSAT Archives|5 Videos

Similar Questions

Explore conceptually related problems

A convex lens and a concave lens, each having same focal length of 25 cm , are put in contact to form a combination of lenses. The power in diopters of the combination is

A thin convex lens of focal length 10 cm and a thin concave lens of focal length 26.2 cm are in contact. The combination acts as

A convex lens of power 2 D and a concave lens of focal length 40cm are kept in contact, find (a) Power of combination , (b) Equivalent focal length

A concave lens of focal length 12 cm and a convex lens of focal length 20 cm are kept in contact with each other . Find the focal length of the combination .

A convex lens of focal length 25 cm and a concave lens of focal length 10 cm are joined together. The power of the combination will be

A concave lens of focal length 12 cm and a convex lens of focal length 20 cm are kept in contact with each other . What will be the behavour of the combination /

A convex lens has a focal length of 20 cm. It is used to form an image of an object placed 15 cm from lens. The image is

A convex lens has 9 cm focal length and a concave lens has – 18 cm focal length. The focal length of the combination in contact will be

A convex lens of power +2.5 D is in contact with a concave lens of focal length 25 cm. The power of combination is

BITSAT GUIDE-RAY OPTICS-All Questions
  1. A ray incident at a point at an angle of incidence of 60^(@) enters a ...

    Text Solution

    |

  2. An object appraches a convergent lens from the left of the lens with a...

    Text Solution

    |

  3. A concave lens and a convex lens have same focal length of 20 cm and b...

    Text Solution

    |

  4. A source of light lies on the angle bisector of two plane mirrors incl...

    Text Solution

    |

  5. On the axis of a spherical mirror of focal length f a short linear obj...

    Text Solution

    |

  6. The speed at which the image of the luminous point object is moving, i...

    Text Solution

    |

  7. A thin convergent glass lens (mug=1.5) has a power of +5.0D. When this...

    Text Solution

    |

  8. The reflective surface is given by y=2 sinx. The reflective surface is...

    Text Solution

    |

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

    Text Solution

    |

  10. An electromagnetic radiation of frequency v, wavelength lamda, travell...

    Text Solution

    |

  11. When a glass slab is placed on a cross made on a sheet, the cross appe...

    Text Solution

    |

  12. A layered lens is made of materials indicated by shades in the figure....

    Text Solution

    |

  13. Resolving power of a telescope will be more, fi the diameter (a) of th...

    Text Solution

    |

  14. A point object is placed at the focus of the bio-conved lens. What sho...

    Text Solution

    |

  15. A ray of light is incident on the interface between water and glass at...

    Text Solution

    |

  16. In the Young's double slit experiment , a mica slip of thickness t and...

    Text Solution

    |

  17. A film projector magnifies a 100cm^(2) film strip on a screen. If the ...

    Text Solution

    |

  18. A convex lens makes a real image 4 cm long on a screen. When the lens ...

    Text Solution

    |

  19. The maximum value of index of refraction of a material of a prism whic...

    Text Solution

    |

  20. The focal lengths of objective and the eyepiece of a compound microsco...

    Text Solution

    |