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An alternating current generator has an internal resistance Rg and an internal reactance Xg. It is used to supply power to a passive load consisting of a resistance Rg and a reactance XL. For maximum power to be delivered from the generator to the load, the value of XL is equal to
A. zero.
B. Xg.
C. – Xg.
D. Rg
 

Answers (1)

 For maximum power to be delivered from the generator to the load

X_L + X_g = 0(the total reactance should be equal to zero)
\Rightarrow X_L=-X_g

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