Question

Four identical particles each of mass `m` are arranged at the corners of a square of side length `l`. If the masses of the particles at the end of a side are doubled, the shift in the centre of mass of the system.
A. `l/6`
B. `l/(6sqrt(2))`
C. `l/(sqrt(2))`
D. `l/(5sqrt(2))`

Answer 1

Correct Answer - A
`shift=(md)/(M+m)`