An obejct is placed at a distance `2f` from the pole of a convex mirror of focal length `f`. The linear magnification is

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

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

An object is placed at a distance x from the principal focus of a spherical mirror of focal length f. The magnification of the image will be

An object is placed at a distance f in the front of a convex mirror. If focal length of the mirror is f, then distance of image from pole of the mirror is

An object is placed at a distance f in the front of a convex mirror. If focal length of the mirror is f, then distance of image from pole of the mirror is

An object is placed at a distance of f/2 from a convex lens of focal length f. The image will be

An object is placed at a distance of f/2 from a convex lens of focal length f. The image will be

An object is placed at a distance (f/2) in front of a convex mirror of focal length (f). An image is produced at a distance equal to