A 2 cm tall object is placed perpendicular to the principal axis of a convex lens of focal length 10 cm. The distance of the object from the lens is 15 cm.
A 2 cm tall object is placed 15 cm from a concave mirror of focal length 10 cm. Find the position, size and the nature of image.
Measurement Clip Art: Tall and Short Objects by Tiny Graphics Shack