USCG USCG Motor
Set 8 • Question #329 of 382
Launch Interactive Practice Room Excessive vibration of an automatically fired auxiliary boiler can be caused by____________.
A
air or water in the furnace
B
combustion pulses
✓ Correct Answer
C
fuel oil pump failure
D
flame failure
USCG NMC Regulatory Explanation
In USCG Motor Plants (Diesel Engineering), regarding 'Excessive vibration of an automatically fired auxiliary boiler can be caused by', the correct operational principle is: 'combustion pulses'.
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