An object is placed at 20 cm from a convex mirror of focal length 20 cm. The distance of the image from the pole of the mirror is

An object is placed 40 cm from a concave mirror of focal length 20 cm. The image formed is

An object is placed at 20 cm from a convex mirror of focal length 10 cm. The image formed by the mirror is

An object is kept at a distance 20 cm from a convex mirror of focal length 20 cm. The image will form at

An object is placed at a distance of 20 cm from the pole of a concave mirror of focal length 10 cm. The distance of the image formed is

An object is placed on the principal axis of a convex mirror of focal length 15 cm. If the distance of the object from the mirror is 30 cm, where should a plane mirror be placed such that the images produced by the two mirrors coincide?

A point object is placed at a distance of 30 cm from a convex mirror of focal length 30 cm. The image will form at