GASCO Exit Exam • Set 8 Question 2 of 30

The LNG cargo tank insulation system is designed to perform the following, EXCEPT:-

✓

Direct Answer

Option B: Protect cargo valves and piping

The correct answer is Protect cargo valves and piping. This complies with established gas tanker operational standards, thermodynamics, and the IGC Code safety requirements.

All Options

Maintain the boil - off losses from the cargo at an acceptable level

Protect cargo valves and piping (Correct Answer)

Protect the inner hull steel from the effect of excessively low temperatur

Reduce heat transfer from the outside into cargo tank

Detailed Explanation & Context

The correct answer is Protect cargo valves and piping. This complies with established gas tanker operational standards, thermodynamics, and the IGC Code safety requirements.

Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Advanced Training for Liquefied Gas Tanker Cargo Operations (GASCO).

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More Questions in GASCO Set 8

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Q1 Ethylene Carriers use, Q2 _____________is an operating problem that happens when the vapour moves over the liquid's surface rapidly and the liquid droplets get entrapped with the vapour. Q3 Zero gas which is a calibration gas is made of pure___________. Q4 Why is adequate heel retained during short ballast voyages? Q5 The main purpose of zero gas is the calibration of ______________ reading of gas detectors. Q6 Identify the industry body which is associated with LNG industry although its major stakeholders are from the oil industry? Q7 The unit of measurement of amount of gas is referred as_________. Q8 ________________ is the process of changing the mixture in the tank because of the evaporation of the volatile constituent at first. Q9 _______________refers to the vapour mixture which is weaker that lower explosive limit. Q10 After discharging the liquid from the cargo tank, a small quantity will be remaining and it will be difficult to pump it out. This small quantity of liquid is called as________________.