Steam Plants (Boilers & Turbines) USCG Question #620 (Set 21)

According to the illustration, what part number identifies the "diffuser"? Illustration SG-0016

USCG Exam Illustration SG-0016
USCG Examination Diagram: Illustration SG-0016
Official USCG Answer & Rule Citation

Correct Answer: Option D — 9

Part number 9 on the standard burner illustration SG-0016 corresponds to the diffuser, positioned at the atomizer tip to stabilize the flame root and control primary air distribution.

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