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Physics Chapter 5 Summary- Turning effects of Forces
by Ryan Kwok
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Physics Chapter 5 Summary- Turning effects of Forces

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Moment/Torque

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A turning effect of a force

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Moment = Force x perpendicular dist. from the pivot

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SI unit : Newton meter (Nm)

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Either clockwise or anti-clockwise

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Principal

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Terms

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Equilibrium

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cwm

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acwm

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CG

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LoA

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Levers

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A rod that when applied force to, it will help to move a load

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All have a pivot

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Enable us to move objects with less force

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Center of Gravity

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The point where gravity acts on an object

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If the LoA of the object doesn't go through the pivot, there is a moment (it turns)

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Regular Objects

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Irregular Objects

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Stability

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the measure of a body's ability to maintain its position

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Types of stability

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Redesign for Stability

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