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Fig. 2 shows a rigid body acted upon by a set of forces. The magnitudes of the forces are as follows:# F_1 = 3N, F_2 = 6N, F_3 = 3N,
F_4 = 4N, F_5 = 3N AND F_6 = 3N.#
![figturningeffect8520201230.JPG](/courses/uploads/figturningeffect8520201230.JPG)
Identify the couple among these forces.