DESIGN. CONNECT. UNDERSTAND.
Circuit workspace
Your electrical engineering laboratory. Build circuits and explore the physics behind them.
SOURCE VOLTAGE
12 V
Configured ideal DC supply
SOURCE CURRENT
4 mA
Calculated operating point
RESISTIVE POWER
48 mW
Sum of resistor dissipation
SOLVER STATUS
Calculated
Analytical MNA
DC voltage divider
4 parts · 4 wiresDrag components to move · Click terminals to wire
Solved connection graphSI units
Component inspector
R1
resistor
Governing equation
V = IR; P = I²R
Terminal An1
Terminal Bn2
Calculated circuit measurements
Passive sign convention| Component | Voltage | Current | Power |
|---|---|---|---|
| V1 | 12 V | -4 mA | -48 mW |
| R1 | 4 V | 4 mA | 16 mW |
| R2 | 8 V | 4 mA | 32 mW |
Resistor energy dissipation
E = ΣPresistor × duration; constant solved operating-point assumption.
v(n1)V
Analytical MNA · 2 samplesEquation residual: 0 SI
Ideal educational models. Results are reproducible; component ratings are advisory. Simulation is not proof of real-world electrical safety.