4-81 Two couples act on the fr ame. If d = 4 ft,determine the resultant couple moment. Compute the result by resolving e ach force into x and y components and (a) finding the moment of eachcouple (Eq. 4-13) and (b) summing the moments of all the force components about point B. y 3 ft 50 lb 2ft 30° 1ft 30° 50 1b 13 80 lb 3 ft 80 lb A. Probs. 4-79/80/81 3.
4-81 Two couples act on the fr ame. If d = 4 ft,determine the resultant couple moment. Compute the result by resolving e ach force into x and y components and (a) finding the moment of eachcouple (Eq. 4-13) and (b) summing the moments of all the force components about point B. y 3 ft 50 lb 2ft 30° 1ft 30° 50 1b 13 80 lb 3 ft 80 lb A. Probs. 4-79/80/81 3.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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