1. 7.52 What do slip-tube gauging devices on rail tank cars measure?1) a. Any liquid in the tank car deeper than 75 mm [3 ]
2) b. Any liquid under positive pressure in a tank car
3) c. Any vapour in a tank car
4) d. Any vapour with a depth greater than 1.2 m [4 feet]
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2. 7.40 If the density of a product within a tank is greater than the density of water, where would any free water in this tank be found?1) a. No free water would be found it as it would not settle out of this product but would remain in suspension
2) b. On top of the product
3) c. Below the product
4) d. Answers a., b. and c. are all wrong
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3. 7.27 Which industry documents describe the procedures for the gauging of petroleum or petroleum products?1) a. API MPMS Chapter 17.1/EI HM28
2) b. API MPMS Chapter 17.9/EI HM49
3) c. API MPMS Chapter 3/EI HM4
4) d. API MPMS Chapter 1/EI HM0
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4. 7.43 Which of the following statements regarding reference gauge heights is correct?1) a. They should be recorded from the calibration tables, before you start the tank gauging
2) b. They should be checked against the observed gauge heights
3) c. They should be included in the inspection report
4) d. Answers a., b. and c. are all correct
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5. 7.13 What is a tank datum plate?1) a. The position on a tank where the gauge height is noted.
2) b. The point marked on the gauge hatch of a tank to indicate the position from which the tank is to be gauged.
3) c. The plate on the tank shell that lists the tank general data such as roof weight, height of tank, etc.
4) d. A plate placed in the tank and directly under the reference gauge point to provide a fixed contact surface.
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