Which of the following mirrors is used by a dentist to see large images of teeth of patients? 

Concave mirror

Uses of concave mirrors

Concave mirrors are commonly used in torches, search-lights and vehicles headlights to get powerful parallel beams of light.

They are often used as shaving mirrors to see a larger image of the face.

The dentists use concave mirrors to see large images of the teeth of patients.

Large concave mirrors are used to concentrate sunlight to produce heat in solar furnaces.