Absa Power Engineering 4A Introduction To Piping And Pipe Fittings Questions With Correct Verified Answers | 100% Pass (A+ Certified)

ABSA POWER ENGINEERING 4A INTRODUCTION TO PIPING AND PIPE FITTINGS QUESTIONS WITH CORRECT VERIFIED ANSWERS | 100% PASS (A+ CERTIFIED)1. Materials used for water and instrument air piping in power plants are: 1. Cast iron 2. Copper 3. Brass 4. Galvanized steel 5. Alloy steel a. 1, 2, 3, 4 b. 2, 3, 4, 5 c. 1, 2, 3 d. 3, 4, 5 e. 2, 3, 4. Answer e 2. The purpose of a steam separator is to remove _____ from the steam. a. Oil b. Air c. Moisture d. Gas e. Non-condensable. Answer c 3. For power plants, materials used for the manufacturing of pipes must be: a. Cast iron b. Seamless stainless steel c. Suited to the operating conditions of the piping system d. Case hardened e. Alloyed with sulfur. Answer c 4. The purpose of a steam trap is to: a. Collect steam for storage purposes. b. Reduce high, pressure steam to a lower pressure. c. Remove condensation from steam lines without allowing steam to pass. d. Remove steam from a steam line without allowing water to pass. e. Prevent sludge compounds from entering the steam line. Answer c 5. Ease of application and installation is a desirable property of: a. Pipe fittings b. Asbestos insulation c. Pipe insulation d. Piping e. Tubing. Answer c 6. Fittings used to connect a straight run of same size piping are: a. Nipples b. Couplings c. Bushings d. Elbows e. Return bends. Answer b 7. A device which incorporates a swirling motion to remove moisture from a piping system is the: a. Steam trap b. Baffle type separator c. Chevron drier d. Centrifuge e. Centrifugal separator. Answer e 8. A newer method used to designate pipe wall thickness is the _____ number. a. Schedule b. Regulation c. Diameter d. Circumference e. Pipe registration. Answer a 9. When tightening pipe flange bolts: a. Tighten every second bolt first, then tighten the others b. The gasket should be held in place by gasket glue c. The top bolts must be tightened first d. Use a cross over method or criss-cross method of tightening e. Tighten them in sequence. Answer d 10. If a heavier schedule pipe is used, the outside diameter is: a. Smaller b. Unchanged c. Larger d. Equal to the schedule number e. Machined to match the other pipe size. Answer b