CameraIcon

SearchIcon

MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Lens Maker's Formula

The focal len...

Question

The focal length of an equiconvex lens is equal to half the radius of curvature of either face. What is the refractive index of the material of the lens?

Open in App

Solution

The focal length and the radius of curvature of a lens are equal if the lens is made of glass having a refractive index of 1.5

Suggest Corrections

thumbs-up

11

Similar questions

Q. The focal length of an equiconvex lens in air is equal to either of its radii of curvature. the refractive index of a material of the lens is:

Q. Assertion :The focal length of an equiconvex lens placed in air is equal to radius of curvature of either face. Reason: For an equiconvex lens radius of curvature of both the faces is same.

Q. Consider an equiconvex lens of radius of curvature

R

and focal length

f

f > R

, the refractive index

μ

of the material of the lens.

Q. The focal length of a plano-convex lens is equal to its radius of curvature. The value of the refractive index of its material is

The focal length of a double convex lens is equal to radius of curvature of either surface The refractive index of its material is

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Thin Lenses: Point Objects

PHYSICS

Watch in App

explore_more_icon

Explore more

Lens Maker's Formula

Standard XII Physics

Join BYJU'S Learning Program

CrossIcon