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 · GravitationMedium · 45s
The value of ‘g’ decreases if: 1. Altitude increases 2. Depth below the Earth’s surface increases 3. Earth’s rotation speed increases Select the correct answer:
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.
‘g’ decreases with height (altitude), depth (due to less mass beneath you), and also with Earth’s rotation due to centrifugal force.
Final Answer: Option D — 1, 2 and 3