Moments and Centre of Mass Flashcards

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1
Q

Moment

A

The product of the force applied to a distance perpendicular to the direction of the force

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2
Q

Moment =

A

force x distance

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3
Q

Equilibrium of a moment

A

When an object is in equilibrium, the sum of the clockwise moments about any point is equal to the sum of the anti=clockwise moments about the same point

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4
Q

Centre of gravity

A

The point at which we can take its entire weight to act

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5
Q

Centre of mass

A

The point at which we can take its entire mass to be concentrated

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6
Q

Conditions for equilibrium

A
  1. There is no net force acting in any direction

2. There is no net turning force about any point

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