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Efficiency and power of circuit

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The equivalent circuit of Figure P3.57 has Vt = 35 V and Rt = 600 ohms. If the conditions for maximum power transfer exist, determine the value of RL, power of RL, and efficiency of the circuit.

See diagram in attached file.

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This solution looks at the efficiency and power of a circuit.

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Maximum power transfer will occur if Rt = RL (from Maximum Power Transfer Theorem).
Thus RL = 600 ohms.
The ...

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