Resistors in Series and In Parallel

 

Series

 

ð  Configuration

 

ð   Equivalent Resistance

 

          R_equivalent = R₁ + R₂ + R₃ 

 

 

Parallel

 

ð   Configuration

 

ð   Equivalent Resistance

 

          1/R_equivalent = 1/_R1 + 1/_R2 + 1/_R3