Mechanics

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Last updated 5:51 PM on 5/20/26
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6 Terms

1
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What nust moment always act at?

90 degrees to pivot

2
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Couple defenition

A pair of coplanar forces of equal size acting in parallel to eachother around a pivot

3
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Couples lead to

A turning effect with no remaining linear force

4
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What causes objects to topple?

Centre of gravity being outside of its base - creates a rotational toppling moment

5
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When would Centre of mass and centre of gravity be different

In a non-uniform graviatational field

6
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Would applying a singular force to the COG lead to a turning effect?

No - the only place with this property.