Lesson: Moment of a Couple Mathematics • Third Year of Secondary School

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In this lesson, we will learn how to calculate the moment of a couple of two forces and the resultant of two or more couples.

Students will be able to

understand that a couple consists of two forces of equal magnitude, acting in opposite directions,
calculate the moment of a couple about a point in space
- with forces defined using vectors,
- with forces defined using geometric shapes.

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