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 6 months 2021-08-13T16:53:35+00:00 2 Answers 2 views 0

Answers ( )

    0
    2021-08-13T16:55:13+00:00

    Answer:

    The focal point is 0.125 m  

    0
    2021-08-13T16:55:28+00:00

    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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