Three Particles Are Placed in the Xy Plane

question 27

Multiple Choice

Three particles are placed in the xy plane.A 30-g particle is located at (3,4) m,and a 40-g particle is located at (-2,-2) m.Where must a 20-g particle be placed so that the center of mass of the three-particle system is at the origin?

• A)(-3,-1)m
• B)(+1,+3)m
• C)(+3,-1)m
• D)(-1,-3)m
• E)(-0.5,-2)m

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