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Resistors in Series

V = V1 + V2

Resistors in series pass the same current.The total p.d. is equal to the sum of the individual pds.Since V = IR applies to each resistor and V = V1 + V2The total resistance is the sum of all the resistors in series.

Rtotal = R1 + R2

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Specification: AQA Physics (7407), AS-level, 3.5.1.4 Circuits. Topic: Direct Current Circuits.

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