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SECTION 2 DEFINITIONS

1. 2.15 What is Total Observed Volume (TOV)?
. a. The total measured volume of all petroleum liquids, sediment and water, and free water at observed temperature
. b. The total measured volume of all petroleum liquids, sediment and water but excluding free water, at observed temperature
. c. The total volume of all petroleum liquids and sediment and water, corrected to a standard temperature by the appropriate volume correction factor for the observed temperature and density
. d. The total measured volume of all petroleum liquids excluding water and sediment, at observed temperature
2. 2.43 What is a wall wash test?
. a. The activity of rinsing the wall of a tank with a solvent and obtaining a sample of the previous product(s) to determine compatibility with the product to be loaded
. b. The activity of rinsing a tank with clean, fresh water following tank cleaning to ensure that the product to be loaded will not be contaminated
. c. The activity of washing the walls of a tank to remove all traces of the product previously contained in the tank
. d. Answers a., b. and c. are all wrong
3. 2.13 What is relative density?
. a. The ratio of the mass of a given volume of liquid at a stated temperature to the mass of an equal volume of pure water at a stated temperature
. b. The relative ability of a liquid to remain in a liquid state when cooled below standard freeze point
. c. A measure of the relative viscosity of a liquid
. d. The ratio of a given mass of a liquid when compared with its mass at 60 °F
4. 2.21 How is a running sample obtained?
. a. by lowering an unstoppered sampler from the top of the oil to the level of the outlet (Suction) and returning it to the top of the oil at a uniform rate so that the sampler is no more than 85% full when withdrawn from the oil.
. b. by lowering a stoppered sampler to the level of the outlet, then opening the sampler and raising it at a uniform rate so that it is about 80% full when withdrawn from the oil.
. c. by lowering a stoppered sampler to the mid point of the tank contents, then opening the sampler and raising and lowering it at a uniform rate until it is full
. d. by lowering an unstoppered sampler to the mid point of the tank contents, then raising and lowering it at a uniform rate until it is full
5. 2.30 What is ullage?
. a. The depth of the empty space above the liquid in a tank
. b. The height of the free water in a tank
. c. The length of an ullage tape
. d. The depth of the liquid in a tank
6. 2.36 How is Gross Observed Volume (GOV) defined?
. a. The volume read from the strapping table
. b. The total volume of all petroleum liquids and sediment and water, excluding free water, at observed temperature and pressure
. c. The volume read from the strapping table corrected for roof displacement
. d. The volume used to calculate vessel ratios
7. 2.37 How is draft defined?
. a. The vertical distance from the surface of the water to the keel of the ship
. b. The vertical distance from the deck of the ship to the surface of the water
. c. The vertical distance from the Plimsoll mark to the bottom of the ship
. d. The vertical distance from the Plimsoll mark to the deck
8. 2.27 What is the Reference Gauge Height of a tank?
. a. The distance from the tank top to the tank bottom
. b. The distance from the ullage hatch to the datum plate
. c. The distance from reference gauge point to the tank bottom or datum plate
. d. The distance from tank bottom to the ullage hatch
9. 2.38 How is trim defined?
. a. The same as the draft
. b. The difference between the forward and aft draft
. c. The average of the forward draft, the amidships draft, and the aft draft
. d. The leaning of the vessel to one side
10. 2.28 What term describes a vessel with the forward draft greater than the aft draft?
. a. Down by the stern
. b. Trimmed by the head
. c. Up at the bow
. d. Listing dangerously
11. 2.33 What is the name given to the factor calculated from the ratios of historical Total Calculated Volumes (TCV) of a vessel (less OBQ/ROB) with the corresponding historical Total Calculated Volumes (TCV) of shore delivered/received volumes?
. a. Voyage Analysis Factor
. b. Tank Correction Factor
. c. Vessel Experience Factor
. d. Ullage Correction Factor
12. 2.35 What is the Total Observed Volume (TOV) defined as?
. a. The volume read from the strapping table
. b. The total measured volume of all petroleum liquids, sediment and water, and free water at observed temperature and pressure
. c. The volume read from the strapping table corrected for roof displacement
. d. The volume used to calculate a Vessel Experience Factor (VEF)
13. 2.14 What is an emulsion?
. a. A heavy viscous liquid
. b. A heavy viscous liquid containing a large amount of entrained sediment
. c. An oil & water mixture that does not readily separate
. d. A layer of free water located above a heavy viscous petroleum product
14. 2.18 What is Net Standard Volume (NSV)?
. a. The total volume of all petroleum liquids, excluding sediment and water and free water, corrected to a standard temperature by the appropriate volume correction factor for the observed temperature and density
. b. The total volume of all petroleum liquids, excluding sediment and water, but including free water, corrected to a standard temperature by the appropriate volume correction factor for the observed temperature and density
. c. The total volume of all petroleum liquids and free water, excluding sediment and water, corrected to a standard temperature by the appropriate volume correction factor for the observed temperature and density
. d. The total volume of all petroleum liquids and sediment and water and free water, corrected to a standard temperature by the appropriate volume correction factor for the observed temperature and density
15. 2.42 What is load on top?
. a. The shipboard practice of collecting water and water and oil mixtures resulting from ballasting and tank cleaning operations (usually in a slop tank) and subsequently loading cargo on top of it and pumping the mixture ashore at the discharge port.
. b. The act of commingling existing onboard quantity with cargo being loaded
. c. Answers a. and b. are correct
. d. Answers a., b. and c. are all wrong
16. 2.10 What is deadwood?
. a. Wooden cup-case thermometer cases that are no longer fit for use
. b. Any piece of gauging equipment made of wood (i.e. wooden handles of gauge tapes, cup-case thermometer cases) that have been exposed to chemicals and have been damaged as a result
. c. Any tank fitting or structural member inside a tank that affects the capacity of the tank
. d. Answers a., b. and c. are all wrong
17. 2.29 What does an innage, sounding or dip measure?
. a. The depth of the empty space above the liquid in a tank
. b. The depth of the sediment in a tank
. c. The length of an innage tape
. d. The depth of the liquid in a tank
18. 2.12 The density of a liquid will change as its temperature changes.
. a. True
. b. False
.
.
19. 2.25 What is the volume of all material in a tank, less the free water, called, when corrected by the volume correction factor?
. a. Gross Standard Volume (GSV)
. b. Gross Observed Volume (GOV)
. c. Total Calculated Volume (TCV)
. d. Net Standard Volume (NSV)
20. 2.19 What is Total Calculated Volume (TCV)?
. a. GSV plus free water
. b. NSV plus free water
. c. GSV less sediment and water
. d. NSV plus sediment and water

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