Question 2836
If a system has zero total mass, what happens to the centre of mass formula?
Question 2837
What is the significance of the centre of mass in rotational motion?
Question 2838
How is the Y-coordinate of centre of mass affected if all yi are multiplied by 2?
Question 2839
For a system of four particles of equal mass at the corners of a square, where is the centre of mass?
Question 2840
What is the centre of mass of two particles of mass m each at positions x and -x?