Question: Suppose that we need to cause a 2 5 load resistance to appear as a 1 0 0 resistance to the source. Instead of using

Suppose that we need to cause a 25 load resistance to appear as a 100 resistance to the source. Instead of using a transformer, we could place a 75 resistance in
series with the 25 resistance. From the standpoint of power efficiency, which approach is better? Explain.

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