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    | Example 8 
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    | Determine the
    value of RL that will 
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    | draw the
    maximum power from 
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    | the rest of the
    circuit shown below. 
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    | Calculate the
    maximum power. 
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    | Fig. a 
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    |  |  
    | => To
    determine RTH 
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    |  |  
    | Fig. b 
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    | => To
    determine VTH 
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    | *Refer to in-class
    illustration, textbook, RL
    = 4.22W, Pm = 2.901W 
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