The essential difference between an AC generator and a DC generator is

1.	The essential difference between an AC generator and a DC generator is that
A.	AC generator has an electromagnet while a DC generator has permanent magnet
B.	DC generator will generate a higher voltage
C.	Both the hysteresis loss and heating effect of current
D.	AC generator has slip rings while the DC generator has a commutate or
Answer» E.

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The essential difference between an AC generator and a DC generator is that

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