1. 2.09 What is a datum plate?1) a. A level metal plate located directly under the reference gauge point to provide a fixed contact surface from which liquid depth measurement can be made.
2) b. A metal plate located next to the gauging point on a tank indicating the reference gauge height.
3) c. A metal plate located close to the gauging point on a tank listing all the relevant tank data
4) d. A level metal plate located at the top of a gauge hatch on a tank from which the gauge height is measured.
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2. 2.21 How is a running sample obtained?1) 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(Suction) and returning it to the top of the oil at a uniform rate so that the sampler is no more than 85% full when withdrawn from the oil.
2) 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to the level of the outlet, then opening the sampler and raising it at a uniform rate so that it is about 80% full when withdrawn from the oil.
3) 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
4) 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
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3. 2.19 What is Total Calculated Volume (TCV)?1) a. GSV plus free water
2) b. NSV plus free water
3) c. GSV less sediment and water
4) d. NSV plus sediment and water
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4. 2.06 Which of the following are equivalent to a volume of one cubic metre?1) a. 264.172 US gallons
2) b. 6.28981 US Barrels
3) c. 1000 litres
4) d. Answers a., b. and c. are all correct
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5. 2.44 A US barrel has a volume of?1) a. 55 US gallons
2) b. 1 cubic meter
3) c. 5 liters
4) d. 42 US gallons
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