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Simple Harmonic Motion

AQA A-level PhysicsSimple Harmonic MotionLesson 4 of 9

Consider an object going round in a circle at uniform speed.

The y co-ordinate oscillates (with simple harmonic motion) between the top and bottom of the circle and is always equal to the radius multiplied by the sine of the angle between the point and the x axis, θ.

Diagram

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