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Kapittel 2 · Energi og effektenergy and power

Maximum Power Transfer: Match the Load to the Source

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Maximum power transfer theorem — a source with internal resistance R_s delivers the most power into a load R_L when R_L equals R_s; the load power P_L = V_s²·R_L/(R_s+R_L)² peaks at R_L = R_s with value V_s²/(4R_s) and efficiency 50%

maximum power transferimpedance matchinginternal resistanceload resistanceefficiency
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