The radius of curvature of the curved surface

Question:

The radius of curvature of the curved surface of a plano-convex lens is 20 cm. If the refractive index of the material of the lens be 1.5, it will

(a) act as a convex lens only for the objects that lie on its curved side

(b) act as a concave lens only for the objects that lie on its curved side

(c) act as a convex lens irrespective of the side on which the object lies

(d) act as a concave lens irrespective of the side on which the object lies

Solution:

(c) act as a convex lens irrespective of the side on which the object lies

Leave a comment

Close

Click here to get exam-ready with eSaral

For making your preparation journey smoother of JEE, NEET and Class 8 to 10, grab our app now.

Download Now