Physics P3 Quiz Questions based on the AQA Physics syllabus. 4.0 / 5 based on 6 ratings ? PhysicsElectricityGCSEAll boards Created by: KieranCreated on: 15-05-12 20:19 What is the equation to calculate the moment of a force? Moment = Force x Perpendicular Distance from Pivot 1 of 9 What is Centre of Mass? It is said to be where most of the mass of an object is concentrated. 2 of 9 What is the core of a transformer made from? Soft, laminated iron. 3 of 9 What is centripetal force? The force that pull an object towards the centre, when travelling in a circular motion. 4 of 9 What are the two types of satellite? Geostationary and Polar. 5 of 9 Why does a star remain stable for most of it's life? The force of gravity is equal to the radiation pressure. 6 of 9 What are the two types of lens? Convex and concave. 7 of 9 What is refraction? When light rays bend because they have hit a denser medium. 8 of 9 What is a reflected sound wave also known as? An echo. 9 of 9
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