ICSE Class 10 Physics Refraction through Lens

Q.

To the right side of a pencil, a concave lens, convex lens and plane mirror are placed one after the other so the light coming from the object will initially ___________, then _________ and later __________.



Refraction and Spherical Lenses - Part 2

Define convex and concave lenses, optical centre, principle axis, centre of curvature, principal focus and focal length of a spherical lens.