1.

An equiconvex lens of glass (μ=3/2), with each of its surfaces having radius of curvature 20cm, is placed with air in the object space and water in the image space. Find the ratio of its focal length with reference to its face placed in air.

Answer» An equiconvex lens of glass (μ=3/2), with each of its surfaces having radius of curvature 20cm, is placed with air in the object space and water in the image space. Find the ratio of its focal length with reference to its face placed in air.


Discussion

No Comment Found