Edexcel•GCSE•Physics
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Forces and their Effects
Turning forces, moments, levers, gears and centre of mass
Practice 18 subtopics in Forces and their Effects. All questions match the Edexcel GCSE specification.
About Forces and their Effects
Forces and their Effects is a key topic in the Edexcel GCSE Physicsspecification. This topic covers turning forces, moments, levers, gears and centre of mass.
Master all 18 subtopics below with unlimited AI-generated questions. Each subtopic page includes sample questions and the ability to generate unlimited practice questions with detailed solutions.
All Subtopics (18)
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Moment of a force (turning effect)Moment equation (M = Fd)Perpendicular distance from pivotPrinciple of momentsEquilibrium (clockwise = anticlockwise moments)Calculating unknown forces using momentsCalculating unknown distances using momentsLevers as force multipliersSimple lever systems (1st, 2nd, 3rd class)Mechanical advantageGears and gear ratiosGears as force multipliersDirection of rotation in gear systemsCentre of mass definitionFinding centre of mass experimentallyStability and centre of massEffect of base area on stabilityToppling and stability
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