NEETPhysicsRotational Motion
In a system where (n-1) equal point masses each of mass m are placed at the vertices of a regular n-polygon, while the vacant vertex has a position vector a with respect to the center of the polygon, what is the position vector of the center of mass?
Options
- A1 n-1 a
- B1 1-n a
- C1 1- n ² a
- D1 n ² -1 a
Correct answer
B. 1 1-n a
Step-by-step solution
Correct Option is : (B) 1 1-n a