What type of image is formed by a plane mirror?

What is the centre of a curved mirror called?

The laws of reflection hold good for

Define the following terms in relation to a concave spherical mirror (any five):
$(i)$ Pole
$(ii)$ Centre of curvature
$(iii)$ Radius of curvature
$(iv)$ Principal axis
$(v)$ Principal focus
$(vi)$ Aperture
$(vii)$ Focal length

Light waves are said to travel in a straight line because ...

$A$ full-length image of a distant tall building can definitely be seen by using: