USCG USCG Steam
Set 7 • Question #415 of 496
Launch Interactive Practice Room Which of the following conditions in a water-tube boiler generating tube could cause tube failure, even if the water gage glass shows the proper level?
A
Film boiling
✓ Correct Answer
B
low dissolved oxygen content
C
Decreased superheat
D
A film of soot
USCG NMC Regulatory Explanation
In USCG Steam Plants (Boilers & Turbines), regarding 'Which of the following conditions in a water-tube boiler generating tube could cause tube failure, even if the water gage glass shows the proper level', the verified engineering fact is: 'Film boiling'.
Question Discussion & Notes
0Have a doubt, memory trick, or exam update? Share your insights with fellow mariners.
Loading mariner discussions...