Home
Class 12
PHYSICS
If in a plano-convex lens radius of curv...

If in a plano-convex lens radius of curvature of convex surface is 10 cm and the focal length of the lens is 30 cm, the refractive index of the material of the lens will be :

A

1.5

B

1.66

C

1.33

D

3

Text Solution

Verified by Experts

Promotional Banner

Similar Questions

Explore conceptually related problems

The radii of curvatur of the faces of a double convex lens are 10cm and 15 cm. If focal length of the lens is 12 cm, find the refractive index of the material of the lens.

The focal length of convex lens is 50 cm, its power is

The radii of curvatore of two surfaces of a convex lens is 0.2 m and 0.22 m. Find the the forcal length of the lens if refractive index of the material of lens is 1.5. Also find the change in focal length, if it is immersed in water of refractive index 1.33.

A thin plano-convex lens acts like a concave mirror of focal length 0.2 m when silvered from its plane surface. The refractive index of the material of the lens is 1.5. The radius of curvature of the convex surface of the lens will be

A focal length of a lens is 10 cm. What is power of a lens in dioptre?

If in a convex lens object and its image distances are each equal to d, the focal length of the lens is