[" (b) A plano convex lens of "mu=1.5" has focal length of "18cm" in air.Calculate "],[" the radius of curvature of the curved surface."]

A plano-convex lens mu = 1.5 has focal length of 18 cm in air. Calculate the radius of curvature of the spherical surface.

A plano convex lens (mu=1.5) has a maximum thickness of 1mm .If diameter of its aperture 4cm Find (i)Radius of curvature of curved surface (ii) its focal length in air.

A plano convex lens (mu=1.5) has a maximum thickness of 1mm .If diameter of its aperturies 4cm Find (i)Radius of curvature of curved surface (ii) its focal length in air.

The refractive index and the focal length of a plano convex lens are 1.5 and 50 cm respectively. What is the radius of curvature of the curved surface ?

A plano-convex lens is made of glass of refractive index 1.6. the radius of curvature of its curved surface is 30 cm. What is the focal length of the lens ?

A plano-convex lens has focal length of 20 cm. the radius of its spherical suface is (""_(a) mu_(g)=1.5)