BIGF Exit Exam • Set 1 Question 24 of 30

Natural Gas Liquids are carried at -45deg C at vapour pressure of __________

✓

Direct Answer

Option C: 5 bar

Carriage of liquefied petroleum gases in semi-refrigerated tanks is commonly maintained at -45°C with a designed working vapor pressure of about 5 bar.

All Options

15 bar

7 bar

5 bar (Correct Answer)

25 bar

Detailed Explanation & Context

Carriage of liquefied petroleum gases in semi-refrigerated tanks is commonly maintained at -45°C with a designed working vapor pressure of about 5 bar.

Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Basic Training for Ships subject to the IGF Code (BIGF).

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Q1 IMO means ____________ Q2 When Low-flashpoint fuels that are liquid and compressed, what are the gas fuels? Q3 A liquefied gas is the liquid form of a substance, which at _________________would be a gas. Q4 The most important property of a liquified gas, in relation to pumping and storage is _____________ Q5 Saturated vapour pressure is the ___________ pressure exerted when liquid is in equlibrium with its own vapour at a given temperature. Q6 The most important property of a liquified gas, in relation to ___________ is saturated vapour pressure Q7 Saturated vapour pressure is the absolute pressure exerted when _______ is in equlibrium with its own vapour at a given temperature. Q8 Saturated vapour pressure is the absolute pressure exerted when liquid is in ___________ with its own vapour at a given temperature. Q9 Liquid with a vapour pressure exceeding ________absolute at a temperature of 37.8 deg C. Q10 Liquid with a vapour pressure exceeding 2.8 bar absolute at a temperature of __________.