Question 2376
What is the number of scalar equations equivalent to vector momentum conservation?
Question 2377
What is the direction of motion of the alpha particle relative to radon nucleus in CM frame at rest?
Question 2378
How does the center of mass move if the system is initially at rest and no external force acts?
Question 2379
What is the role of external forces in center of mass motion?
Question 2380
In the decay of radium, what are the two products?