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 - ...

解释

In a series circuit, the resistances are added together.

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