Category Archives: Revision

Things I’ve typed up to help me revise

Circular Motion and Orbits – A2 Physics Revision


A description of circular motion, and a derivation of the equation for centripetal force. Continue reading

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Simple Harmonic Motion (Part 3) – A2 Physics Revision


The period, frequency and energy of Simple Harmonic Oscillators. Also, resonance. Continue reading

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Simple Harmonic Motion (Part 2) – A2 Physics Revision


Tips for working out the displacement, velocity and acceleration of simple harmonic oscillators Continue reading

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Simple Harmonic Motion (Part 1) – A2 Physics Revision


What Simple Harmonic Motion is and how to derive the equations for its displacement, velocity and acceleration. Continue reading

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Capacitors (Part 3) – A2 Physics Revision


The equations for charge, voltage and current over time for capacitors charging and discharging Continue reading

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Capacitors (Part 2) – A2 Physics Revision


The capacitance of a capacitor and how to increase it. The energy, the current and the time constant. Continue reading

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Capacitors (Part 1) – A2 Physics Revision


How a capacitor charges, stores charge and discharges, in terms of electrons on the plates. Continue reading

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