Solved UPSC CDS/OTA Question
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Q · Optics-Reflection of LightMedium · 45s
In a kaleidoscope, which principle of reflection is used?
TopicOptics-Reflection of Light
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
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Kaleidoscopes use multiple reflections by plane mirrors arranged at angles.
Final Answer: Option C - Multiple reflections