A concave mirror of focal length 10 cm and a convex mirror of focal length 15 cm are placed facing each other 40 cm apart. A point object is placed between the mirrors, on their common axis and 15 cm from the concave mirror. Find the distance (in cm) between image and convex mirror. If the image produced by the successive reflections, first at concave mirror and then at convex mirror.

In a concave mirror, an object is placed at a distance of 20 cm from the focus and the image is formed at a distance of 5 cm from the focus. What will be the focal length of the mirror?5 cm10 cm20 cm30 cm

An object is placed at 60 cm from the pole of a concave mirror with focal length of 20 cm. Find the distance at which the image is formed.​

An object 5 cm high is placed at a distance 60 cm in front of a concave mirror of focal length 10 cm. Find the position and size of the image by drawing.

Two objects A and B are placed at 15 cm and 25 cm from the pole in front of a concave mirror having radius of curvature 40 cm. The distance between images formed by the mirror is:40 cm

In a shaving mirror with a concave surface, the focal length is 15 cm. If a razor is initially positioned 30 cm away from the mirror, what is the distance of the image formed?-15 cm-30 cm+15 cm+30 cm