Question

What is a point source of light?

Answer 1

definition of point source 1: a source of radiation that is concentrated at a point and considered as having no spatial extension 2: unidentifiable confined source from which are pollutant discharged or Amitted
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Answer 2

Answer:

$Answer$

A point source of light is obtained by placing a screen having a fine hole, in front of a luminous body.

Explanation: