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PLS HELP:) If the incident angle of a light ray is 30 degrees to the normal, what will the reflected angle be?
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PLS HELP:)

If the incident angle of a light ray is 30 degrees to the normal, what will the reflected angle be?

User GuyPaddock
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The incident ray will have an angle of reflection of 30 degrees (made with a surface normal to the mirror surface). The reflected ray will make an angle of 60 degrees (90 - 30 degrees) with the mirror surface.
User Blacklight Shining
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