DC must be used in the electromagnetic field circuit of an alternator.
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Q5: Armatures may be either the rotating piece
Q6: The voltage output of an alternator decreases
Q7: Two principal types of _ alternators are
Q8: What is the purpose of a field
Q9: The field windings in large generators are
Q10: The frequency in cycles per second, or
Q11: Why are rotating-field alternators used extensively?
Q12: The alternator converts the mechanical energy of
Q13: The frequency of an alternator is a
Q14: The rotating-armature alternator generally is used for
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