GASCO Exit Exam • Set 13 Question 10 of 30

What are the two types ur heating medium which may be used for the typical cofferdam heating system onboard LNG carers?

✓

Direct Answer

Option B: Steam or glycol water

The correct answer is Steam or glycol water. This complies with established gas tanker operational standards, thermodynamics, and the IGC Code safety requirements.

All Options

Seawater or R 404a

Steam or glycol water (Correct Answer)

Warm air or brin

Alcohol solution or seawater

Detailed Explanation & Context

The correct answer is Steam or glycol water. 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).

Practice Full GASCO Set 13

Test yourself with 30 interactive questions, live timer, and instant score.

Launch Practice Simulator →

Question Discussion & Notes

Have a doubt, memory trick, or exam update? Share your insights with fellow mariners.

Loading mariner discussions...

« Previous Question Next Question »

More Questions in GASCO Set 13

View All 30 →

Q1 The vapour remains in a __________ state till the condensation process is over. Q2 pressure is commonly used for measuring vacuum and pressures. Q3 __________ is the standard measurement of atmospheric pressure, with respect to 760 mm or 29.90 Inches of mercury. Q4 The effect of layering made up of two vapours or gases with different densities is called as____________ Q5 Onboard an LNG tanker with NO 96 containment system what will typically happen if a minor membrane leak(crack) occurs below the cargo level? Q6 The grade of steel used for inner hull construction is designed so to withstand Q7 Identify the odd one. Each main cargo pump electric motor is protected from certain faults. Which of the following is an exception? Q8 Why does the cofferdam heating system have two sets of heating coils? Q9 In an LNG carrier two types of cargo pumps are fitted in each cargo tank. Identify them by name. Q10 What are the two types ur heating medium which may be used for the typical cofferdam heating system onboard LNG carers?