A biconvex lens has radii of curvature 20 cm and 40cm. The refractive index of the material of the lens is 1.5. An object is placed 40cm in front of the lens. Calculate the psition of the image.

A biconvex lens has radius of curvature 20 cm each. If the refractive index of the material of the lens is 1.5, what is its focal length?

A bicovex lens has radii of cuvature 20 cm each. If the refractive index of the material of the lens is 1.5, what is its focal length?

A bicovex lens has radii of cuvature 20 cm each. If the refractive index of the material of the lens is 1.5, what is its focal length?

A biconves lens has radil of curvature 20 cm and 15 cm each. The refractive index of the material of the lens is 1.5. What is its focal length? Will the focal length change if the lens is fipped by the side?

A double convex lens has faces of radii of curvature 30 cm each. The refractive index of the material of the lens is 1.5. What is the focal length of this lens when immersed is carbondisulphide of refractive index 1.6 ?

Power of biconvex lens is 10 diopters and radius of curvature of each surface is 10cm.Then refractive index of material of lens is

An object is placed 30 cm in front of a plano-convex lens with its spherical surface of radius of curvature 20 cm. If the refractive index of the material of the lens is 1.5, find the position and nature of the image formed.