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| PAGE: 494 | SET: Exercises | PROBLEM: 1 |
The point masses 
and 
be located at 
and 
.
Find the center of mass of the point of masses lying on the 
-axis.
Moments and Center of mass: One dimensional system :
Let the point masses 
be located at 
.
1. The moment about the origin is 
.
2. The center of mass is 
, where 
is the total mass of the system.
Find 
.
Substitute 
, 
, 
and 
in 
.
.
Total mass of the system is 
.
Substitute 
and 
in 
.
.
The center of mass is 
.
The center of mass is .
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