what will be the focal length of a biconvex lens when it is divided into 4 and 2 pieces

Asked by Priya Rai | 29th Jan, 2011, 09:23: PM

Expert Answer:

Dear student,
As the equivalent focal length is directly proportional to the individual focal leengths of thin lenses, hence the resulting focal length also would be divided by 4 or 2.
 
 
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Answered by  | 29th Jan, 2011, 10:06: PM

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