Question 2861
What is the physical meaning of the position vector ri in the centre of mass formula?
Question 2862
How is the centre of mass concept applied to rigid bodies?
Question 2863
If two particles have different masses, where is the centre of mass located?
Question 2864
What is the general formula for the Z-coordinate of the centre of mass of n particles in space?
Question 2865
For a system of particles along the x-axis, what does X represent in the centre of mass formula?