Maximum Power Transfer Theorem - Calculate Power when RL = RS @ElectronXLab
Maximum Power Transfer Theorem - Calculate Power when RL = RS @ElectronXLab
Uploaded October 2021 | Updated September 2026, 3 weeks ago
The maximum power transfer theorem states that the maximum power is delivered to a load when the load resistance is equal to the output resistance of the source. This video uses the theorem to calculate the actual power that is delivered to the load and the efficiency at the maximum power point.

Video Timeline
00:25 - Load voltage equation when RL = RS
00:46 - Load power equation when RL = RS
01:26 - Maximum power
01:47 - Efficiency
02:50 - Efficiency equation
03:33 - (Spoiler alert!) Efficiency is 50%

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Maximum Power Transfer Theorem - Calculate Power when RL = RS

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