Question

image formation in a plane mirror for an extended object

Answer 1

When students learn about the formation of an image by a plane mirror, the formation of an image of a pointlike source should be learned before that of an extended object.  In specular reflection, light rays are reflected from smooth surfaces, such as mirrors, and the reflected rays follow the law of reflection.

Answer 2

it is always erect ,the distance ,lateral image ,if put you right hand you will see your left hand