Question

What happens when a parallel beam of light falls on a curved reflecting surface.
Answer not in points
Simple and lengthy answer
Answer in paragraph

Answer 1

Answer:

if curved surface is inwards then the parallel beam will pass through the focus of the mirror

but if the curved surface is outwards (convex) then beam will be diverged after reflection.......

Answer 2

Answer:

When an parallel beam of light falls on a curved reflecting surface, two types of picture form.

Explanation:

First, if the curve is inside Then, the image is enlarged and a virtual as concave mirrors will only produce an upright image if the object is located in front of the focal point. the object and light would be like this-

--> light ⊃-- screen

Second, if the curve is outside Then, the image is enlarged and a virtual as concave mirrors but is also erect, it will only produce erect image if the object is located in front of the focal point. the object and light would be like this-

screen--⊃<-- light