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AQA A-Level Physics key terms

Capacitance Key Terms

Study Capacitance with curriculum-aligned Key Terms resources, practice links, and exam-focused support.

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key terms

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Capacitance

AqaA LevelPhysicsFields and their consequences

Key terms

  • Capacitance

    Capacitance is defined as the charge stored per unit potential difference, expressed as C = Q/V, where C is capacitance in farads, Q is charge in coulombs, and V is potential difference in volts.

  • Charging Curve

    The charging curve of a capacitor shows the exponential increase in voltage across the capacitor as it charges over time, typically described by the equation V(t) = V0(1 - e^(-t/RC)), where V0 is the maximum voltage, R is resistance, and C is capacitance.

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