Class 2 lever - PowerPoint PPT Presentation

Grade 8 Unit 4 Mechanical Systems

Grade 8 Unit 4 Mechanical Systems. Topic 1: Levers and Inclined Planes. Lever. A lever is a simple machine that changes the amount of force you must exert in order to move an object. A lever consists of a bar that is free to rotate around a fixed point known as the fulcrum. Lever.

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1.75k views • 38 slides

MECHANICAL SYSTEMS

MECHANICAL SYSTEMS. This unit covers the following topics: Motion Forces Levers Moments Linkages Free Body Diagrams Beams Gears Torque and Drive Systems Converting motion. Introduction. Mechanisms are widely used in industry and society Many mechanisms will be familiar to you.

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546 views • 38 slides

Levers

Levers. Definition. A simple machine A board or bar that rests on a turning point called the fulcrum Used to change the amount, the strength and the direction of movement. The position of the force and the load can be changed by moving them to different points on the lever. Definition.

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352 views • 10 slides

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