Determine the forces in members DL and FG 2m - 2 m 2 m 1 m I 0.5 m 8 kN 2 m 2 m 2m - 2 m 2 m 1 m I 0.5 m 8 kN 2 m 2 m
8. The forces F 0.5 kN and couple of forces with moment M-5kN.m act on the cub with0 side a 0.8m. Determine total moment of system of forces about center O Confirmed by meeting of Theoretical mechanics and machinery department Protocol No 8 "22" February 2018
\ THIS ASSIGNMENT CON TRIBUTES TO YOUR COURSE MARK. Q kN L m P kN P kN Given the forces P 4 and Q 4.2 KN and the height L 6 m: 4m 8 m 8 m 4 m How many zero force members are in this truss? Determine the forces in each member of the truss shown belovw THIS ASSIGNMENT CON TRIBUTES TO YOUR COURSE MARK. Q kN L m P kN P kN Given the forces P 4...
0.6 09 2.2 kN 3. Calculate the forces in members AB, BG, and CG of the truss shown at the right. State whether each member is under compression or tension. Hint: replace the distributed load with concentrated loads at F and G and analyze joint B first. F 3.0 kN/m 4.4 kN Dimensions in meters
Determine the reaction forces at the supports. 0 = 30° 3 KN 1.5 m B 2 m 2 m 4 KN Answer: Az = 1.2 kN (left) Ay = 0.875 kN (up) C = 3.6 kN (normal to the surface, up and left)
0.6 F100jN 0.2 10.6 8. The magnitudes of the forces are Fi- 20.0 kN, F2-80.0 kN, F3 57.0 kN, and F4 36.0 kN. Calculate the resultant of the force system, and express it as a force and a couple moment with respect to the point Calculate the angle between FR and MRA. Explain why this system cannot be simplified in the same way as Problem 6. 1.0 1.0 0.1 All dimensions in meters 0.6 0.3
Example: Determine the forces acting on all members of the frame shown below 4 m 8 m 3 kN E 3 m 5 m 4 kN 2 kN 10 m 5 kN.m 3 kN.m A B 10 m Example: Determine the forces acting on all members of the frame shown below 4 m 8 m 3 kN E 3 m 5 m 4 kN 2 kN 10 m 5 kN.m 3 kN.m A B 10 m
4 m Consider the following truss. 5 kN A 4 m 5 kN DY 5 kN 4 m USE METHOD OF SECTIONS to determine the forces in members DG, DE, DB, and DA. State whether the members are in tension or compression.
THIS ASSIGNMENT CONTRIBUTES TO YOUR COURSE MARK. Given the forces P = 2.4 kN and Q = 4.6 kN and the height L = 12 m: THIS ASSIGNMENT CONTRIBUTES TO YOUR COURSE MARK Q KN L m P kN P kN Given the forces P = 2.4 kN and Q = 4.6 kN and the height L = 12 m: 4 m 8 m 8 m 4 m How many zero force members are in this truss? Determine the forces...
Find the reactions at supports A and B? 1 w=w+kx? 4 KN 6 kN/m 2 kN/m 0.5 m А B 0.6 m 1.4 m 0.4 m 0.6 m