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Centre of mass and its motion Video Lecture | UPSC Physics Optional (Crash Course)
FAQs on Centre of mass and its motion Video Lecture - UPSC Physics Optional (Crash Course)
| 1. What is the concept of the centre of mass? |  |
Ans. The centre of mass is a point in a body or a system of bodies where the entire mass of the body or system can be assumed to be concentrated.
| 2. How is the centre of mass calculated for a system of particles? | |
Ans. The centre of mass for a system of particles can be calculated by taking the weighted average of the positions of all the particles, where the weight is the mass of each particle.
| 3. What is the significance of the centre of mass in physics? | |
Ans. The centre of mass is crucial in physics as it helps in analyzing the motion of systems, understanding stability, and predicting the behavior of objects under external forces.
| 4. How does the centre of mass affect the stability of an object? | |
Ans. The lower the centre of mass of an object, the more stable it is. This is because a lower centre of mass reduces the likelihood of the object tipping over.
| 5. Can the centre of mass of an object be outside the physical boundaries of the object? | |
Ans. Yes, the centre of mass of an object can be outside the physical boundaries of the object, especially in irregularly shaped objects where the mass distribution is not uniform.
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Oct 12, 2025
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