Question

solve this numerical : Three particles of masses 10 ,20 , 30 kgs of velocity (3i+j) , (j-3k) , (i+j+2k ) find velocity of centre of mass . solve if u can , it is a challange .

Answer 1

hey
Riyasharma is answering ur question
For centre of mass
R = m1r1+m2r2+m3r3 /m1+m2+m3
see here

Answer 2

R = m1r1+m2r2+m3r3/m1+m2+m3
hopes helps u dearr