Solved UPSC CDS/OTA Question
A solved UPSC CDS/OTA PYQ — decoded step-by-step.
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Q · Work, Energy and PowerMedium · 45s
In a projectile motion, which statement is correct? 1. Work done by gravity is zero. 2. Kinetic energy is maximum at the highest point. 3. Total mechanical energy is conserved.
TopicWork, Energy and Power
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.
Gravity does work. KE is minimum at the highest point. Total mechanical energy is conserved.
Final Answer: Option C — 3 only