A parallel beam of light is incident on a concave mirror and a convex mirror as shown in figure below:
(i) Redraw the diagram and show the path of rays after reflection from the mirror.
(ii) Name the points where the reflected rays meet or appear to meet on the principal axis.
(i) The course of rays is as shown in figures below :
(ii) This point is called the principal focus F of the concave mirror or convex mirror.