Solved UPSC CDS/OTA Question
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Q · Modern PhysicsMedium · 45s
Which statement is true for beta decay? Option: 27
TopicModern Physics
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
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In β⁻ decay, a neutron converts to a proton, increasing the atomic number by 1.
27
Final Answer: Option A - Atomic number increases by 1
27