Solved UPSC CDS/OTA Question
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Q · Modern PhysicsMedium · 45s
Who discovered the neutron?
TopicModern Physics
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
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James Chadwick discovered the neutron in 1932, which completed the basic understanding of atomic nucleus structure.
Final Answer: Option C - James Chadwick