SECTION 7 - TANK GAUGING
คำชี้แจง
- ถ้าไม่กรอกทั้งชื่อ และนามสกุลของผู้ทำข้อสอบ ระบบจะไม่ตรวจข้อสอบให้
- ผลสอบจะเก็บเพียง 300 ระเบียนสุดท้าย โดยเรียงจากเวลาล่าสุด
- ถ้าทำข้อสอบไม่ครบ ระบบจะไม่ตรวจข้อสอบให้
- ผู้ทำข้อสอบจะมีเวลาในการทำข้อสอบเพียง 30 นาที หากเกินเวลา ระบบจะไม่ตรวจข้อสอบให้
- เมื่อมีการตรวจคำตอบ ระบบจะบันทึกชื่อ และคะแนนลงฐานข้อมูล พร้อมเวลาเริ่มทำ และเวลาสิ้นสุด
- เกณฑ์ตัดสินผ่านการทดสอบอยู่ที่ร้อยละ 80 หรือ 16 ข้อขึ้นไป
หน้าแรก ข้อสอบใหม่ สร้างใหม่ เฉลยข้อสอบ
หากต้องการพิมพ์ใบรับรองผลคะแนน โปรดใช้เครื่อง Computer ในการทดสอบ
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1. 7.43 Which of the following statements regarding reference gauge heights is correct?
    a. They should be recorded from the calibration tables, before you start the tank gauging
    b. They should be checked against the observed gauge heights
    c. They should be included in the inspection report
    d. Answers a., b. and c. are all correct
2. 7.38 If there is a discrepancy between Reference Gauge Height and Observed Gauge Height when gauging a shore tank what action should be taken?
    a. Adjust the gauge to observed reference height
    b. Ullage the tank
    c. Recheck the gauge, make a note of the difference and inform your supervisor
    d. The difference can be ignored it as long as the ship to shore difference does not exceed 0.5%
3. 7.15 An innage (dip) tape and bob may be used to take an outage (ullage) gauge.
    a. True
    b. False


4. 7.11 What is the distance between the point where the floating roof begins to rest on its normal supports and the point where it begins to float freely known as?
    a. The floating level
    b. The lower leg level
    c. The critical zone
    d. The displacement level
5. 7.05 What does an innage/sounding measure?
    a. The distance from the surface of the liquid in the tank to the reference gauge point of the tank.
    b. The distance between the point where the floating roof of the tank is floating freely and the point where it is resting fully on it s supports.
    c. The level of liquid in a tank measured from the datum plate or tank bottom to the surface of the liquid.
    d. The distance from the tank datum plate or bottom to the tank reference gauge point.
6. 7.46 Which of the following is acceptable for the determination of free water for marine vessel custody transfer measurements?
    a. A zone sampler
    b. A portable measurement unit (PMU)
    c. A bob with water-finding paste
    d. Answers b. and c. are correct
7. 7.12 On a shore tank, what is the term for the distance between the Reference Gauge Point and the Datum Point, as measured at the time of gauging?
    a. Observed reference point
    b. Reference gauge height
    c. Total gauge height
    d. Observed reference height
8. 7.18 Some measurement systems are gas-tight (closed) and other systems (restricted) permit some vapour to escape around the Portable Measurement Unit (PMU) when tanks are under positive pressure.
    a. True
    b. False
    c.
    d.
9. 7.16 An ullage gauge is the same thing as an outage gauge.
    a. True
    b. False
    c.
    d.
10. 7.09 What is the observed gauge height of a tank?
    a. The distance from the reference gauge point to the bottom of the tank or the datum plate as measured during the gauging operation
    b. The distance from the reference gauge point to the bottom of the tank or the datum plate as shown on the tank capacity tables
    c. The distance from the ullage pipe to the liquid level
    d. Usually written somewhere on the ullage pipe
11. 7.28 When gauging light products, it is permissible to use chalk or talcum powder to facilitate reading the cut on the tape.
    a. True
    b. False
    c.
    d.
12. 7.49 When is a provisional gauge or insurance gauge taken prior to the official gauge?
    a. When the official gauge will not be taken for a significant period of time after completion of cargo operations.
    b. When it is required by your employer's insurance company
    c. When it is required by the Charter Party
    d. Answers a., b. and c. are all correct