Physics for IGCSE & O level - Electricity (Section 9 - No. 4)
When resistors are in series, how is total resistance calculated?
R1 + R2 + ...
1/R1 + 1/R2 + ...
R1 * R2 * ...
R1 - R2 - ...
Forklaring
In a series circuit, the resistances are added together.