Question 177General Subjects - Assistant Engineer
70% to passThe device shown in the illustration is commonly known as a/an _______________. Illustration GS-0071
Asoft-packing seal
Bquad seal
Cmechanical seal
Dspring seal
AI Explanation
The correct answer is C) mechanical seal. A mechanical seal is a device used to prevent leakage between a rotating shaft and the housing or casing in which the shaft operates. It is commonly used in pumps, compressors, and other rotating equipment. The illustration GS-0071 likely depicts a mechanical seal, which is the appropriate choice based on the question. The other answer choices, such as a soft-packing seal, quad seal, or spring seal, are not correct in this context, as they are different types of sealing mechanisms that serve different purposes and have different designs compared to a mechanical seal.
Related Questions
Q500:If a bolt or stud were to break off flush at the surface, which of the listed ac... Q375:A centrifugal pump gradually develops insufficient discharge pressure. What corr... Q531:Concerning a conventional mooring winch, what statement is true? Q378:The capacity of a gear type rotary pump, when operated at a constant speed, will... Q222:When a low carbon steel is undergoing heat treatment for the purposes of casehar...
Ready to test your knowledge?
Take a General Subjects - Assistant Engineer Practice ExamOfficial Resources