[ P = VI = I^2 R = \fracV^2R ]
| Concept | Formula | Variables to Note | | :--- | :--- | :--- | engineering science n5 formula sheet
These formulas cover circuit analysis and power calculations. : is voltage, is current, and is resistance). Electrical Power : Resistors in Series : Resistors in Parallel : Voltage Divider : 2. Energy & Efficiency [ P = VI = I^2 R =