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A binovex lens has a focal lenth 2//3 ti...

A binovex lens has a focal lenth `2//3` tiems the radius of curvature of either surface.Calculate the refractive index of lens material.

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MODERN PUBLICATION-REFRACTION OF LIGHT-EXERCISE
  1. The radii of curvature of he two surfaces of a lens are not the same ....

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  2. The radii of curvature of double convex lens are 30 cm and 60 cm and i...

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  3. A binovex lens has a focal lenth 2//3 tiems the radius of curvature of...

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  4. The radii of curvature of the faces of a double convex lens are 10 cm ...

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  5. The radii of curvature of the two faces of a convex lens are 0.1 m and...

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  6. A thin douel convex lens has surfaces of radii of curature 30 cm each....

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  7. A equiconvex lens of focal length 30 cm is divided into two equal halv...

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  8. The radius of curvture of the convex face of a plano-covex lens is 12 ...

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  9. The radius of curvature of each face of a biconcave lens made of glass...

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  10. The radii of curvature of the two surface of a convexo concave ens ae1...

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  11. The foal length of a glass convex lens in air is 15 cm.Calculate its f...

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  12. A glass (mu=1.5) convex lens of focl length 40 cm is placed in water (...

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  13. The focal length of a concavo - convex lens of radii of curvature 5 cm...

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  14. If the refractive index from air to glass is 3//2 adn that from air to...

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  15. A convex lens of refractive index 1.5 has a focal length of 18 cm in a...

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  16. The radii of curvature of a convex lens are 20 cm and 30 cm nd the re...

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  17. A convex lens of refractive index 1.5 is immersed in a liquid of refra...

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  18. Explain what happens ,when a convex lens of refractive index 1.2 is im...

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  19. A convex lens of refrative index 1.5 is immersed in a liquid of refrac...

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  20. An object is placed at 0.06 m from a convex lens of focal length 0.10 ...

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