Metrology toolbox · electrical

Electrical relationships, with the known quantities explicit.

Solve ideal DC circuits, combine resistor networks, and normalize resistance to a reference temperature without hiding the model limits.

Electrical workspace

Ohm’s law and DC power

Choose two known magnitudes to solve voltage, current, resistance, and power together.

Free · local calculation
Voltage
12 V
Current
2 A
Resistance
6 Ω
Power
24 W

Resistor network

Series and parallel

Series
600 Ω
Parallel
54.5454545 Ω

Resistance normalization

Linear temperature coefficient

Resistance at reference temperature98.8347384 ΩLinear factor 1.01179
Method references

Ideal relationships do not include lead resistance, self-heating, reactive impedance, loading, or measurement uncertainty.