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. 4.48 The trim of a vessel will have no effect on the detection of free water. a. True b. False 2. 4.71 During a tank entry inspection, which of the following is not correct? a. Since more than one person will be entering the tank, it is not necessary to have a standby person at the hatch b. All pipelines should be drained and verified empty c. The tank atmosphere should be tested for safe entry d. All surface areas should be checked for possible contamination, tank coating condition and loose rust 3. 4.31 If there is spotting of the water paste above the clear cut level what would you use to calculate the volume? a. The very top of the spotting b. The clear cut but note the spotting volume in the remarks c. There is no mention of spotting in published standards d. Answers a., b. and c. are all wrong 4. 4.10 Once sea valves are sealed by an independent inspector, the vessel staff should not operate those valves during custody transfer without consulting with the inspector. a. True b. False 5. 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. 6. 4.25 What is cargo that adheres to the bulkheads of a tank called? a. Slops b. Clingage c. Coatage d. Ballast 7. 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 8. 4.88 When calculating a VEF which of the following data should be excluded? a. Vessel to vessel transfers b. First voyage following dry dock c. Voyages where vessel or shore figures are known to be inaccurate d. Answers a., b. and c. are all correct 9. 4.87 Can a partial cargo VEF or compartmental VEF can be established? a. Yes b. No 10. 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 11. 4.38 What is the Reference Gauge Height of a vessel tank? a. The overall height of the expansion trunk, referred to in the drawings b. The distance from the tank bottom to the reference gauge point as specified on the tank s capacity table c. The measured distance from the tank bottom to the reference gauge point d. The place inside the tank where automatic measurement floats are installed 12. 4.60 When the metric system is used; what size are draft numbers? a. 6 inches high b. 6 centimetres high c. 12 centimetres high d. 10 centimetres high 13. 4.58 Using the Imperial system of measurement; how far apart are draft mark numbers? a. 12 inches b. 9 inches c. 6 inches d. 3 inches 14. 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 15. 4.65 What should the number of areas in a cargo tank to be wall washed be based upon? a. The last cargo b. The tank capacity c. The amount of wall wash medium you have d. The age of the vessel 16. 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 17. 4.55 What is the preferred method for preparing composite samples from vessel tanks? a. On board as long as every cargo tank contains the same cargo b. On board, using equal volumes from each tank c. In a laboratory, in proportion to the volume in each tank d. In a laboratory when S&W and API Gravity are the only tests needed 18. 4.79 What should a sea valve be sealed to? a. The pump-man s wheel wrench b. An adjacent static object such as another valve or railing c. The main body of the sea valve d. The nameplate on the valve wheel 19. 4.16 When is an OBQ inspection performed? a. Before loading a clean product b. Before any cargo is loaded c. Before any chemical is loaded d. Before loading a clean product after a dirty one 20. 4.81 If a vessel is discharging under closed gauging conditions and the valve adapters on board are not compatible with the inspector s electronic gauging equipment. What action should be taken? a. The principal should be contacted for instructions b. The ship s gauging equipment should be used c. The ship s gauging equipment should be used but only after it has been verified against inspection company equipment and results recorded d. A manual tape should be used with open gauging 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. 4.67 When carrying out a wall wash test of a vessel s cargo tank a number of discoloured areas, tank coating breaks and exposed sections on the tank surface are noted. If these areas are greater than 20% of the tank s surface area, what action should be taken? a. The areas should be washed and the wall washings included with those from the rest of the tank b. The areas should be noted on the inspection report but should not be washed c. The areas should be washed and the wall washings from these areas kept in a separate bottle d. The areas can be ignored 23. 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 24. 4.44 What is the main reason for taking draft readings on fully-loaded vessels at the loading port? a. To be used at the discharge port in case of a cargo variance b. To enable calculation of trim or list corrections if needed c. To compare with draft readings at the discharge port d. To ensure adequate cargo drainage 25. 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 26. 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) 27. 4.74 Pre-loading tank inspection may be limited to gauging OBQ. a. True b. False 28. 4.45 What should trim corrections be applied to? a. Only the ROB quantity b. Only the OBQ quantity c. Any liquid material d. Any liquid material that is touching all four tank bulkheads 29. 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 30. 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 ให้ตรวจสอบชื่อนามสกุลว่ากรอกครบหรือไหม่ พร้อมกับตรวจข้อสอบว่าเลือกทำครบทุกข้อหรือไม่ ไม่ครบไม่ตรวจนะครับ

1. เรื่อง การออกแบบและเทคโนโลยี ป.5

2. SECTION 1 – CALCULATIONS

3. พัฒนาการในวัยรุ่น

4. มาตรฐานชั้นปีที่ 6 ชุดที่ 1_2