Asked by Kayla
two forces act simultaneously on a box. one pulls with a force of 12 pounds due south. the other pulls with a force of 8 pounds in a direction 20 degrees north od east. what is the resultant of these two forces?
Answers
Answered by
bobpursley
Lets do them in N, E vectors
R=-12N+8cos20 N +8sin20 E
figure that out.
then magnitude will be
R^2=N^2+ E^2
and the angle will be arctan(E/N) (E of S) (in the SE quadrant)
R=-12N+8cos20 N +8sin20 E
figure that out.
then magnitude will be
R^2=N^2+ E^2
and the angle will be arctan(E/N) (E of S) (in the SE quadrant)
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