Marine Electrical Systems USCG Question #769 (Set 26)

The wiring diagram found in figure "B" of the illustration represents what type of DC motor? EL-0054

USCG Exam Illustration EL-0054
USCG Examination Diagram: Illustration EL-0054
Official USCG Answer & Rule Citation

Correct Answer: Option C — cumulatively compounded long-shunt

Figure B depicts a compound motor where the series field is in the main line and the shunt field is connected across the entire armature and series field combination, designating a cumulatively compounded long-shunt electrical arrangement.

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