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Topic

Force

Asked 7 times across 2 UPSC exams over 6 years (2020–2026), peaking in 2023.
7
PYQs
2
Exams
5
Years active
2020–2026
Span
2023
Peak
7/7
Answers
📅 Full chronological timeline →

Key insights

  • Most tested in NDA — 6 of 7 PYQs
  • Most asked in 2023
  • Recurs across 5 years (2020–2026)

How it travelled across exams

First appearance in each exam — the same idea, reframed.
EPFO 2020 NDA 2021

How the concept evolved

120
121
323
124
126
Rising — more than half its appearances (7 of 7) 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.
NDA2026

Two forces of equal magnitude simultaneously act at a point. It is observed that the resultant force is equal in magnitude to the individual forces. Which of the following statements is/are correct?

  1. The angle between one of the individual forces and the resultant force is π/3
  2. The angle between the individual forces is 2π/3. Select the answer

using the code given below.

  1. A I only
  2. B II only
  3. C Both I and II ✓
  4. D Neither I nor II
✓ Correct answer: (C)
Science & Technology › Physics & Chemistry
NDA2024
A car weighs 1000 kg. It is moving with a uniform velocity of 72 km/h towards a straight road. The driver suddenly presses the brakes. The car stops in 0.2 s. The retarding force applied on the car to stop it is
  1. A 100 N
  2. B 1000 N
  3. C 10 kN
  4. D 100 kN ✓
✓ Correct answer: (D)
Quantitative Aptitude › Arithmetic
NDA2023
Two identical spring balances S1 and S2 are connected one after the other and are held vertically as shown in the figure. A mass of 10 kg is hanging from S2. If the readings on S1 and S2 are W1 and W2 respectively, then :
  1. A W1 = 5 kg and W2 = 10 kg
  2. B W1 = 10 kg and W2 = 5 kg
  3. C W1 = 5 kg and W2 = 5 kg
  4. D W1 = 10 kg and W2 = 10 kg ✓
✓ Correct answer: (D)
Science & Technology › Physics & Chemistry

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