Physics - Center of Mass Momentum and Collision
Practise 4 IAT (IISER) previous year questions on Center of Mass Momentum and Collision, compiled from papers spanning 2017 to 2025. Each question is pulled directly from the actual exam paper it appeared in, so you're practising in the exact style and difficulty IAT (IISER) tests.
Center of Mass Momentum and Collision has been asked in 1 of the 9 years of IAT (IISER) papers analysed (2017–2026), with 4 questions in all. 0% of them were easy, 100% moderate and 0% tough. Most of its questions came from 2017, with 2 questions that year. In the last three years (2023–2026) it had 0 questions across 3 papers, about 0 per paper.
The chapter's 2 topics are not weighted equally: Collisions (3 questions, 75%) and momentum (1 question, 25%) have been asked the most. Collisions has also led over the last five years, with 2 questions.
- 1Consider an elastic collision between two particles and of same mass, moving in the same direction. Particle is moving at speed and particle2025Collisions
- 2A block of mass lies at rest connected to a massless spring of spring constant on a frictionless surface. A bullet of mass hits the block ho2025Collisions
- 3A particle of mass and velocity collides head-on with a stationary particle of mass . After collision the velocity of both particles is . Th2017Collisions
- 4Particles of mass and initially sitting at the same position, start moving simultaneously at with velocities and , respectively. After a tim2017momentum
Frequently Asked Questions
1.How many questions are available for Center of Mass Momentum and Collision?
This chapter includes 4 questions compiled from IAT (IISER) papers spanning 2017 to 2025.
2.Are these questions only from IAT (IISER), or from other exams too?
These are IAT (IISER) questions specifically for the Center of Mass Momentum and Collision chapter. Questions from other exams like JEE Main or NTA Abhyas (JEE Main) are organised separately under their respective exam sections.
3.Is Center of Mass Momentum and Collision an important chapter for IAT (IISER) Physics?
Center of Mass Momentum and Collision has appeared in 2 of the 10 years of IAT (IISER) papers covered here, with 4 questions across 2 papers - about 2 per paper it appears in.
4.What is the difficulty level of Center of Mass Momentum and Collision questions in IAT (IISER)?
Of the 4 questions analysed for this chapter, 0% are easy, 100% moderate and 0% tough. 2017 had the most, with 2 questions.
5.Which topics in Center of Mass Momentum and Collision should I focus on?
These topics have carried the most weightage in Center of Mass Momentum and Collision:
- Collisions - 3 questions (75%)
- momentum - 1 question (25%)
6.Is Center of Mass Momentum and Collision's weightage in IAT (IISER) going up or down?
Across all 2 papers analysed, Center of Mass Momentum and Collision has averaged about 2.0 questions per paper. In the last three years (2023–2026), that average has fallen, at about 0.0 questions per paper. Use the year-wise numbers on this page for the exact trend before you decide how much time to give it.