← Back to Labs

🔌 Circuit Builder

Build series and parallel circuits. Apply Ohm's Law (V = IR).

12 V
20 Ω
30 Ω
Rtotal: 50 Ω
Itotal: 0.24 A
Ptotal: 2.88 W
V₁: 4.80 V
V₂: 7.20 V

Series Circuit

In a series circuit, current flows through each resistor sequentially. Total resistance R = R₁ + R₂. Current is the same through each component. Voltage divides proportionally: V₁ = I × R₁.