4 kN 3. Three forces act on the plate. Determine the sum of the moments of the three forces about point P. Ans: 145 N-m (CW) 45 3 kN 150 0.1s m 0.10m 20 -0.12 100 N-m -0.28 m 12 kN

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
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Statics of Rigid Bodies

4 kN
3. Three forces act on the plate. Determine the sum
of the moments of the three forces about point P.
Ans: 145 N-m (CW)
45
3 kN
150
0.1s m
0.10m
20
100 N-m
12 kN
4. Replace
the two wrenches and the force, acting on the pipe
assembly, by an equivalent resultant force and couple
moment at point O.
Ans: Fr = (141i + 100j + 159k) N; Mo = (122i – 183k) N-
300 N
100 N
m
L0,5 m-0.6 m-
L08 m-
45 200 N
180 N-m
Transcribed Image Text:4 kN 3. Three forces act on the plate. Determine the sum of the moments of the three forces about point P. Ans: 145 N-m (CW) 45 3 kN 150 0.1s m 0.10m 20 100 N-m 12 kN 4. Replace the two wrenches and the force, acting on the pipe assembly, by an equivalent resultant force and couple moment at point O. Ans: Fr = (141i + 100j + 159k) N; Mo = (122i – 183k) N- 300 N 100 N m L0,5 m-0.6 m- L08 m- 45 200 N 180 N-m
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