Marine Electrical Systems USCG Question #726 (Set 25)

Which of the pictured motors within the split phase family of single phase induction motors represents a split phase, resistive start, induction run motor? EL-0146

USCG Exam Illustration EL-0146
USCG Examination Diagram: Illustration EL-0146
Official USCG Answer & Rule Citation

Correct Answer: Option C — C

A resistive-start split-phase motor utilizes higher resistance in the auxiliary winding circuit rather than a capacitor to achieve phase displacement. Diagram C accurately depicts this internal schematic layout and centrifugal switch arrangement per IEEE standards.

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