Efficiency in Energy Conversion

Efficiency in Energy Conversion

### Formula

$$\eta=\frac{Useful\ Output}{Total\ Input}$$

### Percentage Efficiency

$$\eta=\frac{Useful\ Output}{Total\ Input}\times100$$

### Terminologies

- η → Efficiency.

### Conditions / Special Cases

For any real system:

$$0<\eta<100\%$$

### Usage

- Used in machines and energy conversion problems.