As shown, a member is fixed at the origin, point O, and has an applied force F, the tension in the rope, applied at the free end, point B. The force is given by F=130 N i−145 N j+70 N k. The dimensions are x1 = 1.35 m, y1 = 1.70 m, and z1 = 1.05 m. What is the moment about the origin due to the applied force F?

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Moments

There are various practical applications of the concept of moments, like a rotation of the crank due to linear motion of the piston, the moment of inertia and its use in designing beams and columns, bending moment concept, torque, twisting moment, etc.