MCQMediumJEE Main 2023 · 11 April, Shift 1Refraction & Lenses

Physics Question from JEE Main 2023 · 11 April, Shift 1

The radius of curvature of each surface of a convex lens having refractive index 1.81.8 is 20cm20 \, \text{cm}. The lens is now immersed in a liquid of refractive index 1.51.5. The ratio of power of lens in air to its power in the liquid will be:

  • A

    44

  • B

    33

  • C

    1.51.5

  • D

    22

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