thicker lens has a smaller focal length. why?
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Dear student,
The converging of diverging power of lens decreases with increase of thickness therefore focal length of lens also decreases.
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The converging of diverging power of lens decreases with increase of thickness therefore focal length of lens also decreases.
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Answered by
3
hello !
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The convergence decreases with increase of thickness i.e. focal length of lens also decreases.
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The convergence decreases with increase of thickness i.e. focal length of lens also decreases.
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