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⚔ Electricity

Spec 4.2 Paper 1 šŸ“™ Higher
šŸ“‹ Subtopics — click any to open full notes

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šŸ“ Key Equations
Q = It
V = IR
P = VI
P = I²R
E = Pt
E = QV
⭐ Higher Tier Content

Potential divider circuits

Vout = Vin Ɨ R2/(R1+R2)

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