Question 329General Subjects - QMED
70% to passWhich of the listed pipe sizes is not commonly used?
A3/8 inch
B1/2 inch
C5/8 inch
D3/4 inch
AI Explanation
The correct answer is C) 5/8 inch. The 5/8 inch pipe size is not as commonly used as the other listed options (3/8 inch, 1/2 inch, and 3/4 inch) for standard plumbing and piping applications on vessels. These other sizes are much more prevalent and widely available for marine use. The 5/8 inch size is less standardized and typically not stocked as extensively by suppliers of marine equipment and fittings.
Related Questions
Q113:The main reason for having a low suction line on the fuel oil service or settlin... Q44:If an engine lubricating oils viscosity is given as 20W-50, what does this mean?... Q308:Which of the following statements is true regarding mechanical seals? Q59:Of the many impurities commonly found in marine lubricating oil, which of the fo... Q170:The reading on the vernier caliper scale shown in figure "G" in the illustration...
Ready to test your knowledge?
Take a General Subjects - QMED Practice ExamOfficial Resources