Solved UPSC CDS/OTA Question
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Q · Modern PhysicsMedium · 45s
X-rays were discovered by:
TopicModern Physics
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
The complete worked solution.
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Roentgen discovered X-rays in 1895.
Final Answer: Option B - Wilhelm Roentgen