On a large tray of mass M an ice cube of mass m, edge L is kept. If the ice melts completely, the centre of mass of the system come down by

On a large tray of mass M an ice cube of mass m, edge L is kept. If th

1.	On a large tray of mass M an ice cube of mass m, edge L is kept. If the ice melts completely, the centre of mass of the system come down by
Answer» `(ML)/(2(M+m))` `((M-m)L)/(2(M+m))` `((M+2m)L)/(2(M+m))` `(2ML)/(M+m)` ANSWER :A