Minimum number of rays required to form an angle is ___
Minimum number of rays required to form an angle is two.
Here, ∠AOB is formed by the rays OA and OB.
What is the minimum number of rays required to form the image of a point?
What is the minimum number of rays required for locating the image formed by a concave mirror for an object ? Draw a ray diagram to show the formation of a virtual image by a concave mirror.