Question

how ro prove the 1st law of reflection of light with a ray box
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Answer 1

Answer:

By the law of reflection.

Angle i=Angle r=x (say)

Given angle between incident ray and reflected ray=60°

x+x=60

x=30°

angle of incident=30°

thanks!!

Answer 2

Explanation:

the first law of reflection is

1) The angle of reflection is equal to the angle of incidence.