Circuit Template
Controls
Battery Voltage
9 V
Resistor R₁
100 Ω
Resistor R₂
200 Ω
Measurements
Total Current
—A
Total Power
—W
Equivalent R
—Ω
Bulb Status
—
📐 Formulas
V = I · R (Ohm's Law)
P = V · I = I² · R
Rₛ = R₁ + R₂ + ... (Series)
1/Rₚ = 1/R₁ + 1/R₂ + ... (Parallel)