A Level Physics-Statics Mechanics (Non calculation)

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Last updated 9:01 PM on 9/22/26
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5 Terms

1
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Define moment

Product of force and perpendicular distance from the point to the line of action of the force

2
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Give two conditions in order to let an object equilibrium. [2 marks]

No resultant force and moment acting on the object

3
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What is meant by “centre of gravity”.[1 mark]

A point of the object which entire weight of the object can be act

4
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What is meant by “centre of mass”. [1 mark]

A point of an object which considered the entire mass of the object to be concentrated

5
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Define couple. [1 mark]

Pair of equal and opposite coplanar force acting on a body that do not share a line of action