This document discusses force moments including the magnitude and direction of individual moments, the magnitude and direction of moments from force couples, and how to reduce systems of forces and couples. It also provides examples of calculating moments of forces about given points and replacing force couples with equivalent systems of forces.

1. Force Moment:
 Magnitude of Moment:
 Direction of Moment :
 Moment Magnitude of Couple :
 Moment Direction of Couple :
 Reduction of Force and Couple Systems :
Week 3 Resultant of Force System:
summary Real-life example quiz

2. summary Real-life example quiz
1. :
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3. summary Real-life example quiz
1. Vectors with force systems:
Week 3 Resultant of Force System:

4. summary Real-life example quiz
Week 3 Resultant of Force System:

5. summary Real-life example quiz
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6. summary Real-life example quiz
1. A 200 N force acts on the bracket shown below.
Determine the moment of the force about point A
Week 3 Resultant of Force System:

7. summary Real-life example quiz
2. The force F acts at the end of the angle bracket shown in the
figure below.
Determine the moment of the force about point O.
Week 3 Resultant of Force System:

8. summary Real-life example quiz
3. A couple acts on the gear teeth as shown in the figure below.
Replace it by an equivalent couple having a pair of forces that
act through (a)points A and B
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9. summary Real-life example quiz
4. Determine the moment of the couple acting on the machine
member shown below
Week 3 Resultant of Force System: