Q4 for the system shown determine the moment of couples 150N Im Im
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- The combined moment of the two forces, each of magnitude P, about point A is zero. Determine the distance d that locates A.The force F of magnitude 200 N is perpendicular to the plane ABC. Determine the magnitude of its moment about the x-axis.Given that T=43kN and W=38kN, determine the magnitude and sense of the moments about point B of the following: (a) the force T; (b) the force W; and (c) forces T and W combined.
- The combined moment of the three forces is zero about the axis a-a and the axis b-b. Determine the distances x0 and y0.The moment of the force F=50i100j70klb about point O is MO=400i+410j300klbft. Determine the coordinates of the point where the line of action of F intersects the xz-plane.The force acting at A is F=10i+20j5kkN. Knowing that the moment of this force about the y-axis is 8jkNm, determine the distance b and the moment of F about point O.
- The couple acts on the handles of a steering mechanism. In the position shown, the moment applied by the couple about the z-axis is zero. Determine the distance b. Use F=150i90j+60kkN.For the position vectors P and Q shown, determine the orthogonal component of P Ă— Q in the direction of OA.The force-couple system acting at O is equivalent to the wrench acting at A. If R=600i+1400j+700klb and |C|=1200lbft, determine CR.
- Determine the moment of the force F about point A in terms of F and d. Use (a) the scalar method; and (b) the vector method.Determine the moment of the force F=9i+18jlb about point O by the following methods: (a) vector method using rF; (b) scalar method using rectangular components of F; and (c) scalar method using components of F that are parallel and perpendicular to the line OA.The arm ABCD of the industrial robot lies in a vertical plane that is inclined at 40 to the yz-plane. The arm CD makes an angle of 30 with the vertical. A socket wrench attached at point D applies a 52-lb ft couple about the arm CD, directed as shown. (a) Find the couple-vector that represents the given couple. (b) Determine the moment of the couple about the z-axis.