Solved UPSC CDS/OTA Question
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Q · Circular MotionMedium · 45s
If the radius of a circular path is doubled, keeping speed constant, the centripetal acceleration will become:
TopicCircular Motion
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.
ac=v₂/rac=v₂/r; doubling the radius halves the acceleration.
Final Answer: Option C — Half