USCG USCG Motor
Set 11 • Question #68 of 382
Launch Interactive Practice Room Oxygen corrosion in auxiliary boilers is prevented by treating the boiler feed tank with either sodium_____________.
A
sulfite or hydrazine
✓ Correct Answer
B
sulfite or hygroscopic sulfite
C
bromide or hydrazine
D
bromide or hygroscopic sulfite
USCG NMC Regulatory Explanation
In USCG Motor Plants (Diesel Engineering), regarding 'Oxygen corrosion in auxiliary boilers is prevented by treating the boiler feed tank with either sodium', the correct operational principle is: 'sulfite or hydrazine'.
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