Solved UPSC CDS/OTA Question
A solved UPSC CDS/OTA PYQ — decoded step-by-step.
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Q · GravitationMedium · 45s
A man weighs 60 kg on Earth’s surface. What will be his weight at the centre of Earth?
TopicGravitation
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.
Weight = mg; g = 0 at centre ⇒ weight = 0.
Final Answer: Option A — Zero