if the angle of incidence is 90 degree it means ray of light is zero???
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Answer:
hey
Explanation:
WHEN ANGLE OF INCIDENCE IS 90 DEGREE THEN ANGLE OF REFLECTION WILL ALSO BE 90 DEGREE,WHICH MEANS THAT ANGLE OF INCIDENCE AND ANGLE OF REFLECTION WILL BE SUPPLEMENTARY ie;THEIR SUM WILL BE 180 DEGREE.IT DOES NOT MEAN THAT THE LIGHT RAY WILL GET REFLECTED ALONG THE SAME PATH BUT IT MEANS THAT THE INCIDENT RAY AND ...
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