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Physics
Physics
Problem
Derive an expression for the velocity
v
c
m
v_{\!cm}
v
c
m
of the center of mass of a two-particle system moving along a straight line in terms of the particle masses
m
1
m_1
m
1
,
m
2
m_2
m
2
and their velocities
v
1
v_1
v
1
,
v
2
v_2
v
2
.
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