2A3 FINAL EXAM ACTUAL 2025/2026 LATEST UPDATE

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2A3 FINAL EXAM ACTUAL 2025/2026 QUESTIONS AND 100% CORRECT ANSWERS Question 1 What is air flotation used for in waste water treatment processes? Select one: A.Destabilizing emulsions B.Separating oil and water C.Separating oil and sand D.Increasing the density of emulsified water E.Emulsifying oil and water - Answer -The correct answer is: Separating oil and water Question 2 When using silica gel as he desiccant for dry storage purposes, it should be used at the rate of ________ kg/m3 of boiler volume. Select one: A.1 B.2 C.3 D.4 E.5 - Answer -The correct answer is: 3 Question 3 Identify four types of filtration. Need assistance on Online classes, Exams & Assignments? Reach out for instant help!! Full Course Assistance, Plagiarism-free Essay Writing, Research Paper, Dissertation, Discussion Posts, etc…. Confidential & Secure services. Tutors are available for all subjects! Email now at: tutorjean01@gmail.com Remove due to the impurities adherence to the media Removal due to the impurities particle size Removal of free residual chlorine through conversion to chloride Removal of idea in a manganese in the presence of greensand - Answer -The correct answer is: Remove due to the impurities adherence to the media → Adsorption, Removal due to the impurities particle size → Occlusion, Removal of free residual chlorine through conversion to chloride → Reduction, Removal of idea in a manganese in the presence of greensand media → Oxidation Question 4 Where does deaeration start in a spray scrubber deaerator? Select one: a.In the second stage deaeration in the scrubber section b.In the steam inlet section to the second stage section c.In the steam inlet to the first stage section d.In the first stage deaeration, immediately after the water flows from the spray valves e.In the deaerator storage tank - Answer -The correct answer is: In the first stage deaeration, immediately after the water flows from the spray valves Question 5 A completely drainable type of superheater features the tubes looping __________ from the headers. Select one: A.downward B.horizontally C.inversely D.upward E.vertically - Answer -The correct answer is: upward Question 6 I Need assistance on Online classes, Exams & Assignments? Reach out for instant help!! Full Course Assistance, Plagiarism-free Essay Writing, Research Paper, Dissertation, Discussion Posts, etc…. Confidential & Secure services. Tutors are available for all subjects! Email now at: tutorjean01@gmail.com