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BITSAT 2011 Paper

Section: Physics

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Question : 31

Total: 150

A thin convergent glass lens (µg = 1.5) has a power of + 5.0 D. When this lens is immersed in a liquid of refractive index m, it acts as a divergent lens of focal length 100 cm. The value of m must be

4/3
5/3
5/4
6/5

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