An object is placed between infinity and the pole (P) of a convex mirror. The position of the image is

What will be the nature of image formed by a convex mirror when the position of object is between infinity and pole P of the mirror?

If an object is placed at the focus of a concave mirror, its image is

The image of an object formed by a plane mirror is

The image formed by concave mirror is real, inverted and of the same size as that of the object. The position of the object should be

In a convex lens, if the object is placed at 2F (twice of the focal length), the image formed will be -