Point P is at the center of the Cartesian coordinates (0,0) shown in the first image. If a nitride ion, N (3-, 14.0 amu) is placed at the origin of coordinates, what resultant force would there be on it? (The distribution of loads is shown in the second image). Answers: a) 83, 5E-12, 143 degrees. b) 83, 5E-12N, 157 degrees. c) 72, 0E-12N, 143 degrees. d) None of the above

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