What is a real image? Name the mirror which can be used to obtain the real image of an object. What should be the position of the object relative to the mirror?

How can a concave mirror be used to obtain a virtual image of an object? Draw a diagram to illustrate your answer.

Draw separate diagrams for the formation of virtual image of an object by

(a) a concave mirror and

(b) a convex mirror.

State the difference of the two images.

Name the mirror which always forms an erect and virtual image. What is the size of the image as compared to that of the object?