P3 Revision - Moments 4.0 / 5 based on 1 rating ? PhysicsForces and MotionGCSEAQA Created by: ThéaCreated on: 21-05-13 14:19 What is the device used to lift objects around a pivot / change the effect of an applied force and multiply it? A Lever 1 of 7 What is the force that you must apply to a lever in order to lift something? The Effort Force 2 of 7 What is the name of the force of the object being lifted / force the lever works against? The Load Force 3 of 7 What is the point around which the lever turns about? The Pivot 4 of 7 How do you double the moment produced by a lever? You can either double the perpendicular distance from the pivot or double the effort force applied 5 of 7 What are the units of a moment? Newton-metres or sometimes Newton-centimetres 6 of 7 What does the Principle of Moments state? "For a system at equilibrium, the total anitclockwise moment is 7 of 7
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