{"id":94,"date":"2022-05-05T17:40:22","date_gmt":"2022-05-05T21:40:22","guid":{"rendered":"https:\/\/opentextbc.ca\/plumbing3d\/back-matter\/self-test-answer-keys\/"},"modified":"2023-11-01T15:54:38","modified_gmt":"2023-11-01T19:54:38","slug":"self-test-answer-keys","status":"publish","type":"back-matter","link":"https:\/\/opentextbc.ca\/plumbing3d\/back-matter\/self-test-answer-keys\/","title":{"raw":"Appendix 1: Self-Test Answer Keys","rendered":"Appendix 1: Self-Test Answer Keys"},"content":{"raw":"

Competency D1<\/h1>\r\n

Self-Test 1<\/h2>\r\n
    \r\n \t
  1. b. SCFM is standardized using 14.7 psia (103 kPa ab)<\/li>\r\n \t
  2. d. Different sizes and assembled in series<\/li>\r\n \t
  3. b. Double acting<\/li>\r\n \t
  4. d. Intercooler<\/li>\r\n \t
  5. b. Reciprocating diaphragm<\/li>\r\n \t
  6. b. Reciprocating diaphragm<\/li>\r\n \t
  7. d. Rotary helical screw<\/li>\r\n \t
  8. e. Rotary scroll<\/li>\r\n \t
  9. d. Intake air filter<\/li>\r\n \t
  10. a. Downstream of the aftercooler<\/li>\r\n \t
  11. a. Downstream of the compressor<\/li>\r\n \t
  12. c. Air cooling and water cooling<\/li>\r\n \t
  13. b. It improves compressor efficiency.<\/li>\r\n \t
  14. b. It causes excessive compressor cycling.<\/li>\r\n \t
  15. a. It wastes energy because the compressor has to run longer.<\/li>\r\n \t
  16. d. Salt tablets<\/li>\r\n \t
  17. b. It provides additional protection from contamination.<\/li>\r\n \t
  18. b. Place the equipment with high flow requirements near the compressor.<\/li>\r\n \t
  19. c. Closed-loop networks<\/li>\r\n \t
  20. b. Octopus networks<\/li>\r\n \t
  21. b. Zero-loss drains<\/li>\r\n \t
  22. a. Pneumatic\/mechanical drains; electronic demand drains; series timed electronic drains<\/li>\r\n \t
  23. a. The oil from the lubricator could cause other components to plug and become inoperable.<\/li>\r\n \t
  24. d. Bursting disk<\/li>\r\n \t
  25. a. Fusible plug<\/li>\r\n \t
  26. b. Pressure relief valve<\/li>\r\n<\/ol>\r\n

    Self-Test 2<\/h2>\r\n
      \r\n \t
    1. 2 psi (14 kpa)<\/li>\r\n \t
    2. d. 50 000 BTU\/hr.<\/li>\r\n \t
    3. c. Eye protection and air respirators<\/li>\r\n \t
    4. c. 70 kPa gauge (10 psig)<\/li>\r\n \t
    5. a. Insulation and heat tracing<\/li>\r\n \t
    6. c. High temperature\u2013rated steel-braided, vibration isolation flex hose<\/li>\r\n \t
    7. d. Velocity fuse.<\/li>\r\n \t
    8. b. A quick disconnect coupling<\/li>\r\n \t
    9. a. Off the top of the main<\/li>\r\n \t
    10. d. All of the above<\/li>\r\n \t
    11. a. Possibility of corrosion when exposed to condensate<\/li>\r\n \t
    12. c. Possibility the material may shatter when pressurized<\/li>\r\n \t
    13. d. 95-5 soldered or brazed connections<\/li>\r\n<\/ol>\r\n

      Competency D2<\/h1>\r\n

      Self-Test 1<\/h2>\r\n
        \r\n \t
      1. b. Ultrasonic testing<\/li>\r\n \t
      2. d. The last 9 m (30 ft.) of piping before the point of use<\/li>\r\n \t
      3. b. 20\u201330%<\/li>\r\n \t
      4. e. All of the above<\/li>\r\n \t
      5. a. Equipment malfunction<\/li>\r\n \t
      6. d. Discharge temperature<\/li>\r\n<\/ol>\r\n

        Competency D3<\/h1>\r\n

        Self-Test 1<\/h2>\r\n
          \r\n \t
        1. b. Higher efficiency and economic gains<\/li>\r\n \t
        2. a. Reduced capacity and reduced efficiency<\/li>\r\n \t
        3. c. The condensate drains<\/li>\r\n \t
        4. b. Manual drains<\/li>\r\n \t
        5. b. 2 or 3<\/li>\r\n \t
        6. a. A clogged condenser<\/li>\r\n \t
        7. d. 8\u201310 psi (56 \u2013 70 kPa)<\/li>\r\n \t
        8. d. Dusting<\/li>\r\n \t
        9. c. A 30-cm (2 ft.) whip hose<\/li>\r\n \t
        10. c. The internal orifice is the same size as the pipe size and does not have a ball or a spring.<\/li>\r\n \t
        11. d. The last 9 m (30 ft.) of piping before the point of use<\/li>\r\n \t
        12. b. 20\u201330%<\/li>\r\n \t
        13. b. Ultrasonic testing<\/li>\r\n<\/ol>","rendered":"

          Competency D1<\/h1>\n

          Self-Test 1<\/h2>\n
            \n
          1. b. SCFM is standardized using 14.7 psia (103 kPa ab)<\/li>\n
          2. d. Different sizes and assembled in series<\/li>\n
          3. b. Double acting<\/li>\n
          4. d. Intercooler<\/li>\n
          5. b. Reciprocating diaphragm<\/li>\n
          6. b. Reciprocating diaphragm<\/li>\n
          7. d. Rotary helical screw<\/li>\n
          8. e. Rotary scroll<\/li>\n
          9. d. Intake air filter<\/li>\n
          10. a. Downstream of the aftercooler<\/li>\n
          11. a. Downstream of the compressor<\/li>\n
          12. c. Air cooling and water cooling<\/li>\n
          13. b. It improves compressor efficiency.<\/li>\n
          14. b. It causes excessive compressor cycling.<\/li>\n
          15. a. It wastes energy because the compressor has to run longer.<\/li>\n
          16. d. Salt tablets<\/li>\n
          17. b. It provides additional protection from contamination.<\/li>\n
          18. b. Place the equipment with high flow requirements near the compressor.<\/li>\n
          19. c. Closed-loop networks<\/li>\n
          20. b. Octopus networks<\/li>\n
          21. b. Zero-loss drains<\/li>\n
          22. a. Pneumatic\/mechanical drains; electronic demand drains; series timed electronic drains<\/li>\n
          23. a. The oil from the lubricator could cause other components to plug and become inoperable.<\/li>\n
          24. d. Bursting disk<\/li>\n
          25. a. Fusible plug<\/li>\n
          26. b. Pressure relief valve<\/li>\n<\/ol>\n

            Self-Test 2<\/h2>\n
              \n
            1. 2 psi (14 kpa)<\/li>\n
            2. d. 50 000 BTU\/hr.<\/li>\n
            3. c. Eye protection and air respirators<\/li>\n
            4. c. 70 kPa gauge (10 psig)<\/li>\n
            5. a. Insulation and heat tracing<\/li>\n
            6. c. High temperature\u2013rated steel-braided, vibration isolation flex hose<\/li>\n
            7. d. Velocity fuse.<\/li>\n
            8. b. A quick disconnect coupling<\/li>\n
            9. a. Off the top of the main<\/li>\n
            10. d. All of the above<\/li>\n
            11. a. Possibility of corrosion when exposed to condensate<\/li>\n
            12. c. Possibility the material may shatter when pressurized<\/li>\n
            13. d. 95-5 soldered or brazed connections<\/li>\n<\/ol>\n

              Competency D2<\/h1>\n

              Self-Test 1<\/h2>\n
                \n
              1. b. Ultrasonic testing<\/li>\n
              2. d. The last 9 m (30 ft.) of piping before the point of use<\/li>\n
              3. b. 20\u201330%<\/li>\n
              4. e. All of the above<\/li>\n
              5. a. Equipment malfunction<\/li>\n
              6. d. Discharge temperature<\/li>\n<\/ol>\n

                Competency D3<\/h1>\n

                Self-Test 1<\/h2>\n
                  \n
                1. b. Higher efficiency and economic gains<\/li>\n
                2. a. Reduced capacity and reduced efficiency<\/li>\n
                3. c. The condensate drains<\/li>\n
                4. b. Manual drains<\/li>\n
                5. b. 2 or 3<\/li>\n
                6. a. A clogged condenser<\/li>\n
                7. d. 8\u201310 psi (56 \u2013 70 kPa)<\/li>\n
                8. d. Dusting<\/li>\n
                9. c. A 30-cm (2 ft.) whip hose<\/li>\n
                10. c. The internal orifice is the same size as the pipe size and does not have a ball or a spring.<\/li>\n
                11. d. The last 9 m (30 ft.) of piping before the point of use<\/li>\n
                12. b. 20\u201330%<\/li>\n
                13. b. Ultrasonic testing<\/li>\n<\/ol>\n","protected":false},"author":123,"menu_order":1,"template":"","meta":{"pb_show_title":"on","pb_short_title":"","pb_subtitle":"","pb_authors":[],"pb_section_license":""},"back-matter-type":[],"contributor":[],"license":[],"class_list":["post-94","back-matter","type-back-matter","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/opentextbc.ca\/plumbing3d\/wp-json\/pressbooks\/v2\/back-matter\/94","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/opentextbc.ca\/plumbing3d\/wp-json\/pressbooks\/v2\/back-matter"}],"about":[{"href":"https:\/\/opentextbc.ca\/plumbing3d\/wp-json\/wp\/v2\/types\/back-matter"}],"author":[{"embeddable":true,"href":"https:\/\/opentextbc.ca\/plumbing3d\/wp-json\/wp\/v2\/users\/123"}],"version-history":[{"count":3,"href":"https:\/\/opentextbc.ca\/plumbing3d\/wp-json\/pressbooks\/v2\/back-matter\/94\/revisions"}],"predecessor-version":[{"id":109,"href":"https:\/\/opentextbc.ca\/plumbing3d\/wp-json\/pressbooks\/v2\/back-matter\/94\/revisions\/109"}],"metadata":[{"href":"https:\/\/opentextbc.ca\/plumbing3d\/wp-json\/pressbooks\/v2\/back-matter\/94\/metadata\/"}],"wp:attachment":[{"href":"https:\/\/opentextbc.ca\/plumbing3d\/wp-json\/wp\/v2\/media?parent=94"}],"wp:term":[{"taxonomy":"back-matter-type","embeddable":true,"href":"https:\/\/opentextbc.ca\/plumbing3d\/wp-json\/pressbooks\/v2\/back-matter-type?post=94"},{"taxonomy":"contributor","embeddable":true,"href":"https:\/\/opentextbc.ca\/plumbing3d\/wp-json\/wp\/v2\/contributor?post=94"},{"taxonomy":"license","embeddable":true,"href":"https:\/\/opentextbc.ca\/plumbing3d\/wp-json\/wp\/v2\/license?post=94"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}