Questions
7
across 8 papers
Share of subject
1.8%
of 387 Physics Qs
Weightage rank
#23
of 30 chapters
Difficulty
2 easy · 5 medium · 0 hard
Center of Mass & System of Particles contributed 7 of the 387 NEET Physics questions between 2020 and 2026 (Re-NEET 2026 included). That is 1.8% of the subject and makes it the #23 chapter out of 30 by weightage — roughly 0.9 questions per paper, peaking at 2 in NEET 2022.
Of the 7 questions tagged for difficulty, 29% were easy, 71% medium and 0% hard — mostly medium-level questions that reward practice beyond one-line facts.
It has been asked less often lately: 0.7 questions per paper across NEET 2025, NEET 2026 and Re-NEET 2026, against 1.3 in 2020–2022.
The single most-tested topic is Centre of Mass (Centre of Mass of Uniform Laminar Objects, Centre of Mass of… — 2 questions across 2 papers.
5 topics tagged under Center of Mass & System of Particles. Numbers show how many questions each topic had in each paper; E / M / H are the easy, medium and hard counts.
| Topic | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 | Re | Total | E | M | H |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Centre of Mass (Centre of Mass of Uniform Laminar Objects, Centre of Mass of Rigid Continuous Bodies) (Centre of Mass of Two Bodies System) | 1 | – | 1 | – | – | – | – | – | 2 | 1 | 1 | – |
| Collisions (Collision in One Dimensions) | – | 1 | – | – | – | 1 | – | – | 2 | – | 2 | – |
| Collisions (Elastic Collision) | – | – | – | – | – | – | – | 1 | 1 | 1 | – | – |
| Collisions (Inelastic Collision) | – | – | – | – | 1 | – | – | – | 1 | – | 1 | – |
| Conservation of Momentum, Common Forces in Mechanics (Applications of Law of Conservation of Linear Momen…) | – | – | 1 | – | – | – | – | – | 1 | – | 1 | – |
No topic has appeared in three or more different papers.
No question in this chapter was tagged hard.
In the NEET papers from 2020 to 2026 (including Re-NEET 2026), 7 Physics questions came from Center of Mass & System of Particles — 1.8% of the subject, or about 0.9 per paper.
By past weightage it ranks #23 of 30 Physics chapters, so it is a lower-weightage Physics chapter, with 7 questions over 2020–2026.
The most-tested topics are Centre of Mass (Centre of Mass of Uniform Laminar Objects, Centre of Mass of… (2), Collisions (Collision in One Dimensions) (2) and Collisions (Elastic Collision) (1). The topic table above lists every topic with its count in each paper.
Of the 7 difficulty-tagged questions, 29% were easy, 71% medium and 0% hard.
Collisions (Elastic Collision) were asked in the 2026 papers.
Edurack has chapter-wise NEET previous-year questions for Center of Mass & System of Particles. Use the practice button on this page to open the set, attempt questions and check your answers.
Counts come from Edurack's tagged set of NEET papers 2020–2026 (including Re-NEET 2026), mapped to NCERT chapters and topics. Use them as a trend guide — past frequency doesn't guarantee what a future paper will ask.