This object is located 13.0 cm to the left of the lens and the image forms at 20.8 cm to the right of the lens. What is the focal

Question

This object is located 13.0 cm to the left of the lens and the image forms at 20.8 cm to the right of the lens.

What is the focal length of the lens?
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RuslanHeatt 5 years 2021-08-13T16:53:35+00:00 2 Answers 22 views 0

Answers ( )

  1. Neala
    0
    2021-08-13T16:55:13+00:00
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    Answer:

    The focal point is 0.125 m  

  2. niczorrrr
    0
    2021-08-13T16:55:28+00:00
    Reply

    Answer:

    0.125 cm

    Explanation:

    1/f = 1/d¡ + 1/d。

    Find the focal point

    (13.0^-1 + 20.8^-1) = 0.125 m

    Focal point = 0.125 m  

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