Draw a ray diagram in each of the following cases to show the position and nature of image formed when the object is placed :
(i) Between pole and focus of a concave mirror.
(ii) Between focus and centre of curvature of a concave mirror.
(iii) At the centre of curvature of a concave mirror.
(iv) Between infinity and pole of a convex mirror.
(v) At infinity from a convex mirror.
