Two forces are the only forces acting on a 3.0-kg object which moves with an acceleration of 3.0 m/s2 in the positive y direction. If one of the forces acts in the positive x direction and has a magnitude of 8.0 N, what is the magnitude of the other force?

A. 12 N
B. 14 N
C. 16 N
D. 18 N
E. 22 N


Answer: A

Physics & Space Science

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