physics

What focal-length lens would you need to place next to a converging lens of focal length 29 cm to create an effective focal length of 14 cm for the combination?

  1. 👍 0
  2. 👎 0
  3. 👁 41

Respond to this Question

First Name

Your Response

Similar Questions

  1. physics

    Hi! could any help me please, thank you. 1.An object is placed 17.8 cm from a first converging lens of focal length 13 cm. A second converging lens with focal length 24 cm is placed 10 cm to the right of the first converging lens.

    asked by Chan on April 18, 2010
  2. Physics

    A converging thin lens made out of crown glass (n=1.52) has a focal length f=1.0m An identical lens (same radius for the spherical surfaces), made out of a high-index plastic with n=1.70 will be ... A. Converging with a focal

    asked by mm on March 27, 2010
  3. physics

    Please, anyone help me please. Q: An object is placed 17.8 cm from a first converging lens of focal length 13 cm. A second converging lens with focal length 24 cm is placed 10 cm to the right of the first converging lens. (Take

    asked by Chan on April 19, 2010
  4. Physics

    A lighted candle is placed 38 cm in front of a diverging lens. The light passes through the diverging lens and on to a converging lens of focal length 10 cm that is 5 cm from the diverging lens. The final image is real, inverted,

    asked by Ali on August 3, 2015
  5. physics

    Procedure 1: Forming Real Images with a Converging Lens a) Obtain the focal length f of the small converging lens by focusing the image of a distant light bulb on the cardboard screen. Mount the lens and the screen on the meter

    asked by titu on April 17, 2015
  6. Science Important

    1. A toy of height 18.4 cm is balanced in front of a converging lens. An inverted, real image of height 33 cm is noticed on the other side of the lens. What is the magnification of the lens? 2. A convex lens or a magnifying glass

    asked by Ramandeep on January 5, 2010
  7. Physic please help!

    A converging lens has a focal length of 0.060 m. An object is located 0.020 m to the left of this lens. A second converging lens has the same focal length as the first one and is located 0.100 m to the right of it. Relative to the

    asked by Mary on October 26, 2007
  8. Physics

    Optics/Lens problem. Is the image real or virtual? A converging lens of focal length f1 = +22 .5cm is placed at a distance d = 60 .0cmtotheleft of a diverging lens of focal length f2 = −30.0cm. An object is placed on the common

    asked by Anon on March 21, 2018
  9. Physics

    Two converging lenses are placed 31.0 cm apart. The focal length of the lens on the right is 22.0 cm, and the focal length of the lens on the left is 15.0 cm. An object is placed to the left of the 15.0 cm focal-length lens. A

    asked by Christopher on April 27, 2010
  10. physics

    A parallel beam of light is incident on diverging lens of focal length 12cm. The emergent beam passes through a converging lens of focal length 20cm placed coaxial with it. The beam which finally emerges from the converging

    asked by Jorel on March 19, 2013

More Similar Questions