A plano-convex lens of unknown material and unknown focal length is given. With the help of a spherometer we can measure the

Question

A plano-convex lens of unknown material and unknown focal length is given. With the help of a spherometer we can measure the (A) focal length of the lens (B) radius of curvature of the curved surface (C) aperture of the lens (D) refractive index of the material

Tardigrade Admin · Accepted Answer

Spherometer → used to measure radius of curvature of the curved surface

Q. A plano-convex lens of unknown material and unknown focal length is given. With the help of a spherometer we can measure the

focal length of the lens

radius of curvature of the curved surface

aperture of the lens

refractive index of the material

Spherometer $\to$ used to measure radius of curvature of the curved surface