Before the trunk of a large tree is felled, cables AB and BC are attached as shown. Knowing that the tensions in cables AB and BC are 610 N and 715 N. respectively, determine the moment about O of the resultant force exerted on the tree by the cable at B. 7 m 4.25 m 0.75 m N m- Nm O The moment about O of the resultant force exerted on the tree by the cables at Bis Nmk

Problem 3.8 - Determine the moment about the line AB due to Force F. N 18 m A 20 m n 10 m C B D 15 m F = 6 kN 12 m X

QUESTION 5 Knowing that the tension in cable AC is 1065 N, determine the moment about each of the coordinate axes of the force exerted on the plate at C. 360 mm 920 mm lo 600 mm 900 mm O My = -576 N-m, My = -405 N-m, M2 = -243 N-m O My = -243 N-m, My = -576 N-m, M, = +405 N-m O My = -405 N-m, My = -243 N-m, M, = +576 N-m O My = -576 N-m, My = -243 N-m, M2 = +405 N-m

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.

As shown in the image below, if the distances are a=1.9m, b=2.1m, and c-4.2m, and the magnitudes of the forces FB=370N, and FE=470N, determine the magnitude of the moment caused by force of FB about point D in N*m.

3.9 Rod AB is held in place by the cord AC. Knowing that the tension in the cord is 1350 N and that c = 360 mm, determine the moment about B of the force exerted by the cord at point A by resolving that force into horizontal and vertical components applied (a) at point 4, (b) at point C. Answer Fig. P3.9 and P3.10 A | 450 mm- с B O 240 mm

The frame ACD is hinged at A and D and is supported by a cable that passes through a ring at B and is attached to hooks at G and H. Knowing that the tension in the cable is 450 N, determine the moment about the diagonal AD of the force exerted on the frame by portion BH of the cable.

Q1: If the combined moment of the two forces about point C is zero, determine (a) The magnitude of the force P (b) The magnitude R of the resultant of the two forces, Specify the distance x from point O to the point on the x-axis through which the line of action of R passes. 120N 40 mm 60° 40 mm 40 mm ct

A plate in the shape of a parallelogram is acted upon by two  couples.Determine (a) the moment of the couple formed by the two 21-lb forces, (b) the perpendicular distance between the 12-lb forces if the resultant of the two couples is zero, (c) the value of a if the resultant couple is 72 lb·in. clockwise and d is 42 in.

Rod AB is held in place by the cord AC. Knowing that c is 840 mm and that the moment about B of the force exerted by the cord at point A is 756 N m, determine the tension in the cord. A 450 mm- с B 240 mm