Engine General (Supplementary) USCG Question #1353 (Set 25)

A hydraulic flow control circuit is shown in the illustration, and is known as a __________. GS-0107

USCG Exam Illustration GS-0107
USCG Examination Diagram: Illustration GS-0107
Official USCG Answer & Rule Citation

Correct Answer: Option C — bleed-off circuit

A bleed-off circuit regulates actuator speed by diverting a portion of the pump's output back to the reservoir via a flow control valve. Unlike metering circuits, this method is more efficient for systems operating below maximum pressure, as it avoids forcing the entire pump flow through a restrictive valve.

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