Two forces act on a 4.00-kg object in a manner that the object has an acceleration 3.00 m/s2 in a direction 20.0° north of east. The first force is 15.00 N in a direction 10.0° west of north. What is the second force?
A) 14.6 N in a direction 28.1° south of east
B) 12.9 N in a direction 28.1° south of east
C) 16.2 N in a direction 30.2° south of east
D) 18.8 N in a direction 41.1° south of east
E) 17.5 N in a direction 37.5° south of east
Correct Answer:
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