Engine General (Supplementary) USCG Question #1378 (Set 26)

Which of the following propulsor types represents the proper terminology for a Voith- Schneider drive?

Official USCG Answer & Rule Citation

Correct Answer: Option C — Cycloidal propeller

Voith-Schneider drives utilize a vertical axis propeller system where blades rotate around a central point while simultaneously changing pitch. This mechanism is technically classified as a cycloidal propeller, providing exceptional maneuverability by allowing thrust to be directed in any direction without changing the vessel's heading.

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