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Topic Displacement
Asked 3 times across 3 UPSC exams over 38 years (1986–2024), peaking in 1986.
Key insights
- Most tested in CSE — 1 of 3 PYQs
- Most asked in 1986
- Recurs across 3 years (1986–2024)
How it travelled across exams
First appearance in each exam — the same idea, reframed.
CSE 1986 → CDS 2021 → NDA 2024
How the concept evolved
Rising — more than half its appearances (2 of 3) are since 2016.
Related concepts
Ideas UPSC tests alongside this one — keep exploring.
Sample questions
You've seen the pattern — here are a few of the actual PYQs.
NDA2024
Starting from rest a vehicle accelerates at the rate of 2 m/s2 towards east for 10 s. It then stops suddenly. It then accelerates at a rate of 4 root2 m/s2 for next 10 s towards south and then again comes to rest. The net displacement of the vehicle from the starting point is
- A 100 m
- B 200 m
- C 300 m ✓
- D 400 m
✓ Correct answer: (C)
Quantitative Aptitude › Geometry & Mensuration
CDS2021
An athlete completes one round of a circular track of diameter 100 m in 20 s. What will be the displacements after 1 minute and 10 s, respectively?
- A 0 m, 50 m
- B 300 m, 100 m
- C 300 m, 50 m
- D 0 m, 100 m ✓
✓ Correct answer: (D)
Science & Technology › Physics & Chemistry
CSE1986
If a toy boat in a tank sinks, the level of water will
- A Increase ✓
- B Decrease
- C Fluctuate
- D Remain the same
✓ Correct answer: (A)
Science & Technology › Physics & Chemistry
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