USCG USCG General Eng
Set 9 • Question #480 of 498
Launch Interactive Practice Room On tankers using manually operated tank valves, the deck hand wheel indicator registers the __________.
A
exact lift position of the tank valve disk, through 100% of its operation
B
oxygen content of the tank
C
approximate number of turns the tank valve has been opened
✓ Correct Answer
D
level of oil in the tank
USCG NMC Regulatory Explanation
In USCG Marine Engineering General Subjects, for engine room systems involving 'On tankers using manually operated tank valves, the deck hand wheel indicator registers the', the standard operating requirement is: 'approximate number of turns the tank valve has been opened'.
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