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12.21 Moment of a force or couple of forces

par

Element to relate the moment of a force with the magnitude of the force and the moment arm. Or to relate the moment of a couple of forces with the magnitude of one of the forces and the arm of the couple.

Equations:1
Data:
M:Moment, a positive value correspond with the opposite sense of clockwise.
f:Magnitude of the force, or the magnitude of one of the forces in the couple.
d:The moment arm, or the arm of the couple.