Chapter 4, Problem 35P

The turnbuckle is tightened until the tension in cable AB is 2.9 kN. Calculate the magnitude of the moment about point O of the force acting on point A. 2.4 m Answer: M = A 1.9 m 2.0 m Z B 0.5 m kN·m

Determine the moment about point A of each of the three forces acting on the beam. F = 375 N F2 = 500 N B. 0.1 m -1.6 m– -1.2 m-1 m- 30° F3 = 160 N

Find the moment caused by the force F = 826 N about point A if a = 21 mm and b = 31 mm. 5 b B 12 A D.

A force of F = 20 lb is applied to the bent pipe as shown. Assume h = 5 in., b = 15 in., a = 22°, and ß = 66°. Determine the moment of this force about point O. Give your answer in Ib-in. Enter a positive number if the moment is counter- clockwise or a negative number if the moment is clockwise. b F a

A force F of magnitude 80 N is applied to the gear. Determine the moment (positive if counterclockwise, negative if clockwise) of F about point O. Assume r = 130 mm, 0 = 17° Answer: Mo = Mi N-m

Q.2 Force F acts at the end of the angle bracket as shown, Determine the moment of the force about point O. pleas send the solution quickly hepler solution method 0.2 m -0.4 m- 30° F = 400 N

2. A transmission pole supports a cable force F inclined at a 5:12 slope. Determine the moment about point A. Show your calculation steps. 6' 12 F=1300 lb. 24'

Determine the moment at point O due to the application of the 25 N force. FB =18 N Fp =25 N 8 m 10 m 2 m 3 m- - 6 m.

Question *4-12. Determine the angle (0° 180°) of the force F so that it produces a maximum moment and a minimum moment about point A. Also, what are the magnitudes of these maximum and minimum moments? 6 m 1.5 m F=6kN