Physics Β· Unit 1 Β· Electrical circuits Β· Current, potential difference and energy flow

Solve problems involving finding equivalent resistance, electrical potential difference and electric currents in series and parallel circuits using 𝑃 = 𝑉𝐼, 𝑃 = 𝐼2 𝑅, 𝑉𝑑 = 𝑉1 + 𝑉2 + β‹― 𝑉𝑛, 𝑅𝑑 = 𝑅1 + 𝑅2 + β‹― 𝑅𝑛, 𝐼𝑑 = 𝐼1 + 𝐼2 + β‹― 𝐼𝑛, 1 𝑅𝑑 = 1 𝑅1 + 1 𝑅2 + β‹― 1 𝑅𝑛.

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