Physics A-Level
Simple harmonic motion analogy
What Simple harmonic motion analogy means in Physics A-Level, as defined for AQA.
Definition of Simple harmonic motion analogy
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Reference: AQA
The inductor behaves like the inertial mass and the capacitor like the spring, with current the analogue of velocity and charge the analogue of displacement.
Topics that use Simple harmonic motion analogy
- LC resonance filters (A-level only) (AQA A-Level)
Related terms
- Analogy between electrical and mechanical systems
- Damping
- Electrical and mechanical analogues
- Energy (voltage) response curve
- Inertia and opposition to change
- Resonance and natural frequency
- Resonance in LC circuits
- Energy exchange in oscillating systems
Using Simple harmonic motion analogy in the exam
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