The three particles of mass m , 2m and 3m are located at (1 , 2, 3) , ( 2, 3, 4) and (1, 1,1). Find the position vector of c.m.
Answers
Answered by
1
Answer:
ANSWER
COM=
m
1
+m
2
+m
3
+−−−+m
n
m
1
x
1
+m
2
x
2
+−−−−+m
n
x
n
=
m+2m+3m+−−−−−−−+nm
(m)(l)+(2m)(2l)+(3m)(3l)+−−−−−−−+(nm)(nl)
=
m(1+2+3+−−−−−−−−+n)
ml(1
2
+2
2
+3
2
+−−−−−−−+n
2
)
=
2
6(n)(n+1)
l(n(n+1)(2n+1))
=
3
l(2n+1)
Explanation:
Please make me a brainlist answer and like and follow please
Similar questions