Solved UPSC CDS/OTA Question
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Q · Optics-Reflection of LightMedium · 45s
Statement: The angle between the mirror and the incident ray is 70°. What is the angle of reflection?
TopicOptics-Reflection of Light
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
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The angle between the incident ray and the normal is 20° (90°-70°). Hence, angle of reflection = 20°.
Final Answer: Option C - 50°