1. The resultant of four forces of which 3 are shown in the figure is a clockwise 480 lb-ft couple. Determine the magnitude and position of the fourth force with respect to O if each square is 1ft on each side and clockwise moment is positive.

1. The resultant of four forces of which 3 are shown in the figure is a clockwise 480 lb-ft couple. Determine the magnitude and position of the fourth force with respect to O if each square is 1ft on each side and clockwise moment is positive.

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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1. The resultant of four forces of which 3 are shown in the figure is a clockwise 480 Ib-ft
couple. Determine the magnitude and position of the fourth force with respect to O if each
square is 1ft on each side and clockwise moment is positive.
BC
2. Find the values of M and N so that the five forces shown produce an upward resultant of
300 Ib acting at 4ft from the left end of the bar.
M J00 tbs N

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