Capacitor Energy

U = \frac{1}{2} C V^{2} = \frac{Q ^{2}}{2 C}

Energy stored in charged capacitor.

Variables

Stored energy

Energy in capacitor

Capacitance

Voltage

Potential difference

Charge

Stored charge

U = ∫V dq = ∫(q/C) dq = Q²/(2C) = ½CV².

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