Three Particles Are Placed in the Xy Plane

question 11

Multiple Choice

Three particles are placed in the xy plane. A 40-g particle is located at (3, 4) m, and a 50-g particle is positioned at (−2, −6) m. Where must a 20-g particle be placed so that the center of mass of this three-particle system is located at the origin?

• A) (−1, −3) m
• B) (−1, 2) m
• C) (−1, 12) m
• D) (−1, 7) m
• E) (−1, 3) m

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