Subject :NSO Class : Class 6
Ans 2:
Class : Class 6
In physics, when a light rays starting from a point diverge themselves or spread themselves, such a ray is called divergent ray.
On the other hand when light from a large source converge or focuses itself,such a ray is called convergent ray.
In lenses convex lenses converge rays and concave lenses diverge it.
Good question....
Ans 3:
Class : Class 6
rays which meet at a point are called convergent
rays which start from a common point and go in different directions are called divergent