This set of Waste Water Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Sanitary Fittings”. 1. What is the preferred class of iron pipes? a) A b) B c) C d) D 2. Cast iron pipes should confirm to IS 1729. a) True b) False 3. What is the maximum specification for water cement … Read more
This set of Waste Water Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Pipes and Traps”. 1. What is the device used to prevent sewer gases from entering the buildings? a) Filters b) Traps c) Ventilators d) Vacuum pumps 2. The traps should be of self cleansing pattern. a) True b) False 3. The … Read more
This set of Waste Water Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Principles of House Drainage”. 1. The sewers should be laid ______ a) Below the building b) Side of the building c) Within the building d) Across the building 2. What is the angle between the drains and inspection manholes? a) 45˚ … Read more
This set of Waste Water Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Characteristics of Industrial Wastewater”. 1. Which of the following is not a physical characteristic? a) Colour b) pH c) Odour d) Temperature 2. Total solids in a wastewater consist of insoluble solids alone. a) True b) False 3. What is the … Read more
This set of Waste Water Engineering Objective Questions & Answers focuses on “Advanced Oxidation Process-H2O2/UV”. 1. Advanced oxidation processes are used to remove inorganic materials in water and wastewater. a) True b) False 2. Organic materials in wastewater are removed by oxidation through reactions with _______ a) hydrogen b) hydroxyl radicals c) water d) oxygen … Read more
This set of Waste Water Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Advanced Oxidation Process – Ozonators”. 1. How many oxygen atoms are present in the ozone? a) 1 b) 2 c) 3 d) 4 2. Ozone is one of the powerful oxidants. a) True b) False 3. _______ is produced by subjecting … Read more
This set of Waste Water Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Chlorinators”. 1. Which of the following is not true about gas chlorination systems? a) Disinfection of swimming pools b) Improves taste c) Increases algae d) Controls slime 2. Which of the following methods are suggested for a water flow of less … Read more
This set of Waste Water Engineering Questions & Answers for Exams focuses on “Disinfection Process – 2”. 1. Which of these is used as the most common disinfectant? a) Chlorine b) Chlorine dioxide c) Ozone d) UV rays 2. Which of these is the strongest disinfectant? a) Ozone b) Chlorine c) Chlorine dioxide d) UV … Read more
This set of Waste Water Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Disinfection Process – 1”. 1. Which is the common indicator organism used in the evaluation of drinking water? a) E. coli b) Fecal coliform c) Total coliform d) Algae 2. Which is the common indicator organism used in the evaluation of … Read more
This set of Advanced Waste Water Engineering Questions and Answers focuses on “Removal of Iron, Manganese and Arsenic – 2”. 1. If the water is brown in colour it indicates the presence of which of these? a) Iron b) Manganese c) Arsenic d) Barium 2. How is Iron removed? a) Oxidation b) Clarifier c) HRSCC … Read more
