A girl stands at a distance 30 cm from the mirror. She is able to see her erect image but of 1/5 height of actual height. The mirror will be :

A boy stands straight in front of a mirror at a distance of 30 cm from it. He sees his erect image whose height is (1)/(5) of his real height. The mirror he is using is

A boy stands straight in front of a mirror at a distance of 30 cm away from it. He sees his erect image whose height is (1/5)^(th) of his real height . The mirror he is using is

An object of height 1.5 cm situated at a distance of 15 cm from a concave mirror . The concave mirror formus its real image of height 3.0 . The focal length of concave mirror will be.

When an object of height 1 cm its kept at a distance 4 cm from a concave mirror, its erect image of height 1.5 cm is formed at a distance 6 cm behind the mirror. Find the focal length of mirror.

A small object is situated at a distance of 10 cm in front of a plane mirror. If you stand behind the object at a distance of 30 cm from the mirror and look at the image, then to you the distance of the image will be

An object 10 cm in height is placed at a distance of 36 cm from a concave mirror. If the image is formed at a distance of 18 cm in front of the mirror, find the height of the image.

An object 10 cm in height is placed at a distance of 36 cm from a concave mirror. If the image is formed at a distance of 18 cm in front of the mirror, find the height of image.

An object 10 cmin height is placed at a distance of 36 cm from a concave mirror. If the image is formed at a distance of 18 cm in front of the mirror, find the height of image.