EngineeringToolkit

Resistors in Series Formula

The equivalent resistance of multiple resistors connected in series.

Formula

Req = R₁ + R₂ + R₃ + ... + Rₙ

Discipline: Electronics Engineering. Result unit: Ω.

Variables and units

  • Req — Equivalent Resistance (Ω): Equivalent resistance
  • R₁ — Resistance 1 (Ω): First resistor
  • R₂ — Resistance 2 (Ω): Second resistor
  • R₃ — Resistance 3 (Ω): Third resistor
  • Rₙ — Resistance n (Ω): nth resistor