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Topic Vector addition
Asked 3 times across 2 UPSC exams over 5 years (2019–2024), peaking in 2019.
Key insights
- Most tested in NDA — 2 of 3 PYQs
- Most asked in 2019
- Recurs across 3 years (2019–2024)
How it travelled across exams
First appearance in each exam — the same idea, reframed.
CDS 2019 → NDA 2023
How the concept evolved
Rising — more than half its appearances (3 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
NDA2023
Two forces of 5·0 N each are acting on a point mass. If the angle between the forces is 60°, then the net force acting on the point mass has magnitude close to :
- A 8·6 N ✓
- B 4·3 N
- C 5·0 N
- D 6·7 N
✓ Correct answer: (A)
Science & Technology › Physics & Chemistry
CDS2019
If two vectors A and B are at an angle θ ≠ 0°, then
- A |A| + |B| = |A + B|
- B |A| + |B| > |A + B| ✓
- C |A| + |B| < |A + B|
- D |A| + |B| = |A - B|
✓ Correct answer: (B)
Science & Technology › Physics & Chemistry
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