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Question
If a ray of light passes from a denser medium to a rarer medium in a straight line, the angle of incident must be ______.
Options
0°
30°
60°
90°
MCQ
Fill in the Blanks
Solution
If a ray of light passes from a denser medium to a rarer medium in a straight line, the angle of incident must be 0°.
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Partial Internal Reflection
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