Solved UPSC CDS/OTA Question
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Q · Motion in a Straight lineMedium · 45s
A car accelerates uniformly from 10 m/s to 20 m/s in 5 seconds. What is the acceleration?
TopicMotion in a Straight line
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.
a = (v - u)/t = (20 - 10)/5 = 2 m/s².
Final Answer: Option A — 2 m/s²