A dentist uses a concave mirror to examine the teeth. The position of the concave mirror is adjust such that the teeth in which position ?

Explanation

Concave mirrors are used by dentists because at a short range ( object distances less than the focal length) they produce magnified, upright ilnages. It is useful to have a n1agnified image of a tooth when you .re looking for or repairing cavities, cracks, or other abnormalities.