Four smiley faces are situated along the x axis as follows: m1 = 5 kg at -5.0 m,m2 = 3 kg at -2.0 m,m3 = 3 kg at 1.0 m,and m4 = 2 kg at 3.0 m.Where is the center of mass situated?
A) 3.1 m
B) 0.0 m
C) -1.7 m
D) -0.80 m
E) -3.1 m
Correct Answer:
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