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(a) A ray of light
(b) A beam of parallel rays
(c) A beam of rays coming
from a point source of light.
Answers
Answered by
2
Answer:
a = the traveling of light in an straight direction is called ray
Answered by
1
Solution : When a point source is held at focus of a concave mirror or a convex lens, we get a parallel beam of light.
Thank you
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