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A biconvex lens has a focal length half ...

A biconvex lens has a focal length half the radius of curvature of either surface. What is the refractive index of lens material ?

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SL ARORA-RAY OPTICS-TYPE G
  1. A double convex lens is made of glass of refractive index 1.5. If its ...

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  2. A double convex lens is made of glass of refractive index 1.55 with bo...

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  3. The radius of curvature of the faces of a double convex lens are 10 cm...

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  4. A biconvex lens has a focal length half the radius of curvature of eit...

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  5. A double convex lens has focal length 25 cm. The radius of curvature o...

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  6. A plano-convex lens mu = 1.5 has focal length of 18 cm in air. Calcula...

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  7. A convex lens of focal legnth 0.2 m and made of glass (mu = 1.50) is ...

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  8. The radii of curvature of double convex lens are 10 cm and 20 cm respe...

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  9. If the refractive index from air to glass is 3/2 and that from air to ...

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  10. A double convex lens has a focal length of 25 cm in air. When it is di...

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  11. An equiconvex lens of focal length 15 cm is cut into two equal halves ...

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  12. One face of prism of refracting angle 30^@ and refractive index 1.414 ...

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  13. An equilateral glass prism (mu = 1.6) is immersed in water (mu = 1.33)...

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  14. Calculate angle of dispersion between red and violet colours produced ...

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  15. A thin prism of 6^@ angle gives a deviation of 3^@. The refractive in...

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  16. Show that the angle of deviation produced by a thin prism is reduced t...

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  17. A prism with refracting angle 60^@ gives angle of minimum deviation, 5...

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  18. The refractive indices of a prism for red, violet and yellow lights ar...

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  19. The radii of curvature of a double convex lens are 30 cm and 60 cm and...

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