PTER THREE Resultants of Coplanar Force Systems 0 lb mine Section 3.3 Moment of a Force 55 3.29 The four forces shown have parallel lines of action. Member AB is perpendicular to the lines of action of these forces. (a) Determine the moment of each force with respect to point A (b) Compute the algebraic summation of the moments with respect to point A. Be sure to note the sense of the resull- tant moment. 20lb 40 lb *,,,,。,, 50 lb PROBLEM 3.29 30 3.30 Three coplanar concurrent forces act as shown. of each force about point that
PTER THREE Resultants of Coplanar Force Systems 0 lb mine Section 3.3 Moment of a Force 55 3.29 The four forces shown have parallel lines of action. Member AB is perpendicular to the lines of action of these forces. (a) Determine the moment of each force with respect to point A (b) Compute the algebraic summation of the moments with respect to point A. Be sure to note the sense of the resull- tant moment. 20lb 40 lb *,,,,。,, 50 lb PROBLEM 3.29 30 3.30 Three coplanar concurrent forces act as shown. of each force about point that
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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