SECTION 4 - MARINE MEASUREMENT
คำชี้แจง - ถ้าไม่กรอกทั้งชื่อ และนามสกุลของผู้ทำข้อสอบ ระบบจะไม่ตรวจข้อสอบให้ - ถ้าทำข้อสอบไม่ครบ ระบบจะไม่ตรวจข้อสอบให้ - เกณฑ์ตัดสินผ่านการทดสอบอยู่ที่ร้อยละ 90 หรือ 27 ข้อขึ้นไป
แบบทดสอบนี้ มีจำนวนข้อสอบ 89 ข้อ หากต้องการเพิ่มจำนวนข้อ ให้เลือก เพิ่มจำนวนข้อเป็น 20 ข้อ 30 ข้อ 50 ข้อ

1. 4.24 What components may be included in OBQ? a. Free water b. Non-liquid material c. Liquid material d. Any combination of the above 2. 4.56 What is freeboard on a vessel? a. The distance from the waterline to the vessel s deck level b. The distance from the waterline to the vessel s keel c. The time when local Customs officials permit others to board the vessel d. The time of day that lay time begins according to the Charter Party 3. 4.21 If you are only able to gauge the vessel s tanks from one location and the ROB is non-liquid, what should you use to obtain a volume? a. A wedge table or formula b. A trim corrected innage c. An uncorrected innage d. A trim corrected ullage 4. 4.78 When reading the draft marks on a barge or vessel, which part of the number indicates the actual zero point (start) of the number in question? a. The lower edge of the number b. The upper edge of the number c. The mid point of the number d. 5. 4.11 Why is measurement of free water on board marine vessels important? a. To enable net cargo reconciliation b. As a check against water quantities received at the shore terminal c. As an indication of possible cargo theft d. Answers a., b. and c. are all correct 6. 4.52 What is the definition of list? a. A piece of paper showing the names of all on board personnel b. The inclination or leaning of the vessel away from the upright c. The correction required when the vessel is not on even keel d. The position of the tank contents when the vessel is down by the head 7. 4.04 Can a free water volume be calculated using a wedge formula, if the water does not touch the forward bulkhead. a. Yes b. No 8. 4.43 What is meant by the term trimmed by the stern? a. The aft draft reading is greater that the forward draft reading b. The forward draft reading is greater than the aft draft reading. c. The ship has water in the aft peak tank. d. Trim corrections will always be subtracted from the measured gauge 9. 4.01 If the vessel incurs an in transit loss of product and an in transit gain in water, what action should be taken? a. Obtain samples of the free water b. Check the vessel s bunkers and bunker consumption during the voyage c. Verify the condition of seals on the sea suction and overboard discharge valves d. Answers a., b. and c. are all correct 10. 4.35 API MPMS Chapter 17.4/ISO 8697 does not address the issue of pumpability. a. True b. False 11. 4.20 Is it correct to apply a wedge calculation to an OBQ/ROB volume if the material is touching all four tank bulkheads ? a. No b. Yes 12. 4.90 A valid VEF is one that results from at least five qualifying voyages: a. True b. False 13. 4.26 What is the amount of material found in a tank prior to loading called? a. Slops b. On Board Quantity (OBQ) c. Bunkers d. Remaining On Board (ROB) 14. 4.19 If a series of innage measurements indicates that the ROB/OBQ lies evenly across the bottom, how should you determine the volume? a. By use of trim corrections b. By applying the wedge formula c. By using an average of the innage measurements. d. By using the innage at the official gauge point 15. 4.51 Which of the following conditions must be present for trim corrections to apply? a. Tank contents must touch all four bulkheads b. Tank contents must be non liquid c. Tank contents must not contact the forward bulkhead d. Answers a. and b. are correct 16. 4.46 What is the most accurate way of measuring a vessel s list? a. Ask the Chief Officer b. Reading the clinometer c. By comparing the port and starboard amidships draft marks d. By comparing the fore and aft drafts 17. 4.63 What is a wall wash test? a. A procedure involving high pressure automated washing of the walls of a tank to remove any cargo residue b. 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 c. A procedure in which a tank is washed with caustic solution to remove surface build-up d. Answers a., b. and c. are all wrong 18. 4.12 When you board a vessel, what is the first thing you do? a. Start sampling b. Check to see if the inert gas system is on c. Report to the person in charge on the vessel d. Start taking temperatures 19. 4.74 Pre-loading tank inspection may be limited to gauging OBQ. a. True b. False 20. 4.23 In what case will non-liquid ROB be considered not to be evenly distributed across the tank bottom? a. When the vessel is listing b. When the cargo was heated c. When multiple gauges in the tank prove otherwise d. When ROB is more than 10cm [4 ] deep 21. 4.15 It is important when measuring ROB and OBQ to remember that? a. Liquid material is usually ullaged. b. Non-liquid material must be innaged. c. Vessel trim will have an effect on liquid quantities d. Answers a., b. and c. are all correct 22. 4.83 What should an inspector do if asked to sign a Dry Certificate: a. Sign it if reasonably sure the tanks are dry b. Sign it if the ship s crew confirms that the tanks are dry c. Refuse to sign as per IFIA guidelines d. None of the above 23. 4.18 Why may multipoint gauging be required when performing an OBQ/ROB survey? a. To help determine if a wedge condition exists b. To help determine the nature (liquid or non-liquid) and quantity of the OBQ/ROB c. Because the vessel is on even keel. d. Answers a. and b. are correct 24. 4.39 As a minimum, how many liquid level measurements must be taken in a vessel s tanks when the vessel is in motion (rolling)? a. 2 b. 3 c. 4 d. 5 25. 4.36 What term is used for the measurement of cargo through two or more openings in a tank? a. Repetitive motion gauging b. Duplicate gauging c. Multi-point gauging d. Hatch survey 26. 4.02 If the vessel has independently certified wedge tables, they may be used instead of calculating the wedge volume yourself. a. True b. False 27. 4.49 In what circumstances will a wedge condition exist? a. If liquid covers the bottom of the tank. b. If liquid does not touch all four bulkheads c. If liquid accumulates beneath the gauge hatch d. Answers a., b. and c. are all correct 28. 4.17 It has been determiend that ROB material is non-liquid and can only be measured from one gauge point. In order to calculate the volume of ROB, it should be assumed that the ROB is lying evenly across the bottom of the tank. a. True b. False 29. 4.82 Independent inspectors are not expected to correct barge tank gauges/dips for trim because most barges do not have trim tables. a. True b. False 30. 4.22 The On Board Quantity (OBQ) measured at a loading port will usually be greater than the remaining on board (ROB) measured at the previous discharge port. a. True b. False ให้ตรวจสอบชื่อนามสกุลว่ากรอกครบหรือไหม่ พร้อมกับตรวจข้อสอบว่าเลือกทำครบทุกข้อหรือไม่ ไม่ครบไม่ตรวจนะครับ

1. Repeater

2. คำที่มีความหมายเหมือนกัน ป.4

3. แนวข้อสอบ สังคมฯ ม.1 ชุดที่2/2

4. เรื่อง สิ่งแวดล้อมทางสังคม ป.3