Question

a point source placed what is the length on screen that will receive reflected light from mirror​

Answer 1

Answer:

Length of the reflected part of the light will be same as that of the object, since, in a plane mirror, size of the image formed is same as that of the object. However, the question is vague because plane mirror forms a virtual image which can never be obtained on a screen.

hope it will help u

Answer 2

a plane mirror, determine the length of reflected part of light on screen.