A thin convergent glass lens (µ g = 1.5) has a power of + 5.0 D. When this lens is…
Physics · JEE Main · NTA Exams — Optics
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 µl it acts as a divergent lens of focal length 100 cm. The value of µl must be
- 4/3
- 5/3
- 5/4
- 6/5
Answer
(B) 5/3
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