Physics A-Level
Electrical and mechanical analogues
What Electrical and mechanical analogues means in Physics A-Level, as defined for AQA.
Definition of Electrical and mechanical analogues
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Reference: AQA
Mass corresponds to inductance, the spring constant corresponds to the reciprocal of capacitance, voltage maps to force, charge to displacement and current to velocity.
Topics that use Electrical and mechanical analogues
- LC resonance filters (A-level only) (AQA A-Level)
Related terms
- Analogy between electrical and mechanical systems
- Damping
- Energy (voltage) response curve
- Inertia and opposition to change
- Resonance and natural frequency
- Resonance in LC circuits
- Simple harmonic motion analogy
- Energy exchange in oscillating systems
Using Electrical and mechanical analogues in the exam
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