A 2.0 cm tall object is placed 40 cm from a diverging lens of focal length 15 cm. Find the position and size of the image.

An object is placed 30cm away from a concave lens of focal length 15cm. Find the position, size and nature of the image.

An object is placed at 5cm from a convex lens of focal length 15cm. What is the position and nature of the image ?

An object is placed 15 cm from a concave mirror of focal length 10 cm. Find the position, nature and size of the image.

A 0.2 cm high object is placed 15 cm from a concave mirror of focal length 5 cm. Find position and size of the image.

An object of height 2 cm is placed at a distance of 15 cm from a convex lens of focal length 12 cm. Find the position and size of the image.

A 0.5 cm high object is placed at 30 cm from a convex mirror whose focal length is 20 cm. Find the position and size of the image.