Efficiency

📊 beginner

$$\eta = \frac{\text{Output Energy}}{\text{Input Energy}} \times 100$$

Ratio of useful work to total energy input.

Variables & Units

$\eta$

Efficiency

Unit: Percentage (%)

Key Information

📐 Derived From

Conservation of Energy.

💡 Example

Solar panel efficiency.

🔧 Applications

Comparing energy sources.

⚠️ Constraints

Always $\leq 100$.

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