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Topic Newton's laws
Asked 2 times across 2 UPSC exams over 9 years (2014–2023), peaking in 2014.
Key insights
- Most tested in CDS — 1 of 2 PYQs
- Most asked in 2014
- Recurs across 2 years (2014–2023)
How it travelled across exams
First appearance in each exam — the same idea, reframed.
CDS 2014 → NDA 2023
How the concept evolved
Long-running — most appearances (1 of 2) predate 2016, and it still returns.
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.
NDA2023
The motion of a particle of mass m is described by the relation, y = ut − (1/2)gt², where u is the initial velocity of the particle. The force acting on the particle is
- A F = m(du/dt)
- B F = mg
- C F = m(dy/dt)
- D F = − mg ✓
✓ Correct answer: (D)
Science & Technology › Physics & Chemistry
CDS2014
In cricket match, while catching a fast-moving ball, a fielder in the ground gradually pulls his hands backwards with the moving ball to reduce the velocity to zero. The act represents
- A Newton's first law of motion
- B Newton's second law of motion ✓
- C Newton's third law of motion
- D law of conservation of energy
✓ Correct answer: (B)
Science & Technology › Physics & Chemistry
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