Solved UPSC CDS/OTA Question
A solved UPSC CDS/OTA PYQ - decoded step-by-step.
Solve it the standard way once - then learn the shortcut.
Q · Modern PhysicsMedium · 45s
Which one of the following is correct about radioactive decay?
TopicModern Physics
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
The complete worked solution.
Every step explained - no skipped algebra.
Radioactive decay is a spontaneous process unaffected by physical or chemical conditions.
Final Answer: Option D - It is spontaneous and independent of external conditions.