When a force tends to make an object turn on an axis (around a pivot point) one can define the moment (or torque) of this force in relation to the pivot point.
Learning goals
To define the moment (or torque) of a force.
To illustrate the calculation of a vector product.
To show the conditions necessary to obtain zero moment.
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In Mechanics, the study of the moment of a rotating body is the equivalent of the study of forces for bodies undergoing translation.
The vector moment is a function of the force and the…