Question 2771
If a particle is moved from x=1 to x=3, how does its contribution to ∑mi xi change?
Question 2772
How does the centre of mass of a system of particles in free space move?
Question 2773
What is the main advantage of using the centre of mass frame in physics problems?
Question 2774
If a system has a centre of mass at the origin, what is the value of ∑mi xi?
Question 2775
How does the centre of mass of a system change if a heavy particle is moved slightly?