A lady is standing in front of a plane mirror at a distance of
1 m from it. She walks 60 cm towards the mirror. The distance
of her image now from herself (ignoring the thickness of the
mirror) is

A boy is standing in front of a plane mirror at a distance of 3 m from it. What is the distance between the boy and his image?

A boy is standing in front of a plane mirror at a distance of 3 m from it. if the boy moves 1 m backward, the distance between the image and the boy is

A man standing in front of a plane mirror finds his image to be at a distance of 6 metre from himself. The distance of man from the mirror is :

A man standing in front of a plane mirror finds his image at a distance 6 metre from himself. What is the distance of man from the mirror?

A man standing in front of a plane mirror finds his image at a distance 6 metre from himself. What is the distance of man from the mirror?

An object is placed in front of a concave mirror at a distance of 7.5 cm from it. If the real image is formed at a distance of 30 cm from the mirror, find the focal length of the mirror. What would be the focal length if the image is virtual.