Home
Class 12
PHYSICS
The distance between object and its two ...

The distance between object and its two times magnified real image as produced by a convex lens is "45cm" .The focal length of the lens used is___________ " cm".

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • JEE MAIN 2024

    JEE MAINS PREVIOUS YEAR|Exercise Questions|22 Videos

  • JEE MAINS

    JEE MAINS PREVIOUS YEAR|Exercise Chemistry|1 Videos

Similar Questions

Explore conceptually related problems

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 :

The least distance between a point object and its real image formed by a convex lens of focal length F is

A concave lens forms the image of an object such that the distance between the object and image is 10 cm and the magnification produced is 1//4 . The focal length of the lens will be

A cocave lens forms the image of an object such that the distance between the object and image is 10 cm and the magnification produced is 1/4. the focal length of the lens will be

when an object is kept in frnt of a convex lens the distance between it and the real image is 54 cm. if the magnification produced is 2, the focal length of the lens is

If the distances of an object and its virtual image from the focus of a convex lens of focal length f are 1 cm each, then f is

A convex lens produces an inverted image magnified three times of an object placed of 15 cm from it. Calculate focal length of the lens.

The distance between the object and its real image from the convex lens is 60 cm and the height of image is two times the height of object . The focal length of the lens is

JEE MAINS PREVIOUS YEAR-JEE MAIN 2024 ACTUAL PAPER-Question
  1. A electron of hydrogen atom on an excited state is having energy E(n)=...

    Text Solution

    |

  2. Two cells are connected in opposition as shown.Cell E(1) is of "8V" em...

    Text Solution

    |

  3. The distance between object and its two times magnified real image as ...

    Text Solution

    |

  4. Two sources of light emit with a power of 200 W. The ratio of number o...

    Text Solution

    |

  5. The truth table for this given circuit is :

    Text Solution

    |

  6. A physical quantity Q is found to depend on quantities a, b, c by the ...

    Text Solution

    |

  7. In an a.c. circuit, voltage and current are given by : V = 100 sin (...

    Text Solution

    |

  8. The temperature of a gas having 2.0 times 10^(25) molecules per cubic ...

    Text Solution

    |

  9. A stone of mass 900g is tied to a string and moved in a vertical circl...

    Text Solution

    |

  10. The bob of a pendulum was released from a horizontal position. The len...

    Text Solution

    |

  11. If the distance between object and its two times magnified virtual ima...

    Text Solution

    |

  12. Two particles X and Y having equal charges are being accelerated throu...

    Text Solution

    |

  13. In Young’s double slit experiment, light from two identical sources ar...

    Text Solution

    |

  14. A small liquid drop of radius R is divided into 27 identical liquid dr...

    Text Solution

    |

  15. A bob of mass ‘m’ is suspended by a light string of length ‘L’. It is ...

    Text Solution

    |

  16. A wire of length L and radius r is clamped at one end. If its other en...

    Text Solution

    |

  17. A planet takes 200 days to complete one revolution around the Sun. If ...

    Text Solution

    |

  18. A plane electromagnetic wave of frequency 35 MHz travels in free space...

    Text Solution

    |

  19. In the given circuit, the current in resistance R3is :

    Text Solution

    |

  20. A particle is moving in a straight line. The variation of position ‘x’...

    Text Solution

    |