Draw the ray diagrams to show the images formed for a convex lens.

State the uses of concave and convex mirrors.

State the position and the nature of the image by a convex lens when the object is placed between the optical centre and the focus.

State the position and the nature of the image formed by a convex lens when the object is placed between F and 2F.

State the position and nature of the image formed by a convex lens when the object is placed at 2F.

State the position and the nature of the image formed by a convex lens when the object is placed beyond 2F.