200 mm 25°1 A 300 N 100 mm- -200 mm 125 mm C B PROBLEM 3.4 A 300-N force is applied at A as shown. Determine (a) the moment of the 300-N force about D, (b) the smallest force applied at B that creates the same moment about D.
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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.As shown by the image below, if the distances are a=1.7m, b=2.3m, and c=4.5m, and the magnitudes of the forces F_B=380N, and F_E=490N, determine the magnitude of the moment caused by force of F_B about point D and point E in N*m.A force of 90 N is applied on a lever AB as shown in the figure. Knowing that the lever is 225 mm long and that a = 25 °, determine the moment of the force in relation to point B by decomposing the force into horizontal and vertical components.
- A 300-N force is applied at A as shown. Determine (a) the moment of the 300-N force about D, (b) the smallest force applied at B that creates the same moment about D.Knowing that the tension of cable AB is 75 N. Determine the moment of force AB about (a) point C and(b) axis CD.A 328-N force is applied at A as shown. Determine the moment of the force about D.
- As shown in the image below, if the distances are a=1.9m, b=2.2m, and c=3.6m, and the magnitudes of the forces FB=420N, and FE=450N, determine the magnitude of the moment caused by force of FB about point E in N*m.A 100-lb vertical force is applied to the end of a lever, which is attached to a shaft at O. Determine (a) the moment of the 100-lb force about O; (b) the horizontal force applied at A that creates the same moment about O; (c) the smallest force applied at A that creates the same moment about O; (d) how far from the shaft a 240-lb vertical force must act to create the same moment about O; (e) whether any one of the forces obtained in parts b, c, or d is equivalent to the original force.A force of 90 N is applied on a lever AB as shown in the figure. Knowing that the lever is 225 mm long and that the moment of force in relation to point B is 13.5 N.m clockwise, determine the value of α.
- determine magnitude and direction of the resultant force when 1.3KN and 2.7KN having the same line of action and acts in the same directionThe moment of a certain force F is 240N-m counter-clockwise about O and 160N-m clockwise about B. If its moment about A is zero, Determine the forceIf F1 = 10N, F2 = 15N, F3 = 8N, F4 = 10N, F5 = 18N, and the Iength of te slde of a red square is 1m. CaIculte magnltude (+ for CCW, - for CW) of the resuItant moment (N-m) about (a) point A (b) point B (c) and dlrection of te resuItant force