A convex mirror has a focal length f. A real object is placed at a distance f in front of it from the pole produces an image at

A convex mirrorr has a focal length f . A real object is placed at a distance f in front of it from the pole produces an image at

A convex mirror has a focal length f. A real object is placed at a distance f in front the pole produces an image at

A convex mirrorr has a focal length of 20 cm. A real object is placed at a distance of 20 cm in front of the mirrorr form the pole. The mirrorr produces and image at

A convex mirror has focal length f. An object is placed at a distance u from the mirror. The condition under which diminished image will be formed is