Question
Sat January 29, 2011 By: Priya Rai

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

Expert Reply
Sat January 29, 2011
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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