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Motion in a Circle

Cambridge A Level Physics (9702) · 3 topics

Kinematics of uniform circular motion

Angles in Radians The radian (rad) is the SI unit of angular measurement. It is the ratio of arc length to radius, making it a "dimensionless" unit essential…
Centripetal acceleration and force

Uniform Circular Motion and Acceleration In uniform circular motion, the speed v is constant, but the velocity vector is constantly changing direction.…
Applications of circular motion

Banked Turns On high-speed tracks (velodromes or race circuits), bends are "banked" at an angle θ. This reduces reliance on friction. The normal force N…