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Find the focal length of the lens shown ...

Find the focal length of the lens shown in Fig.

Text Solution

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`(1)/(f) = (n_("rel") - 1) ((1)/(R_(1)) - (1)/(R_(2))) = ((3)/(2) - 1) ((1)/(-10) - (1)/(10))`
`f = -10cm`
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RESONANCE ENGLISH-GEOMATRICAL OPTICS -Advance level Problems
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