Science, asked by shivulingappa086, 6 months ago

if a symmetrical convex lens if focal length is cut into two parts along the principal axis as shown in the figure the focal length of each part will be​

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Answered by Harpreet5415
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If a symmetrical convex lens of focal length f is cut into two parts along the principal axis, then focal length of each part remains unchanged at f. If these two parts are joined with curved ends on one focal length of the combination is 2f.

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