Water Treatment

which disinfectant would work best against Cryptosporidium Ozone The pH of a Water sample Is greater than the PHs so the Langlier index indicates the water is scale forming When water high in calcium bicarbonate is softened by ion exchange Sodium Bicarbonate remains in the product water A bypass valve would be used with a gate valve Where ground frost is expected the riser pipes in a meter pit should be atleast how far away from any wall of the meter box to prevent freezing 1-2 inches ...

b) Kilopascals What units are used to measure water pressure? a) Kilowatts b) Kilopascals c) Horsepower d) Head units a) Exhaust fan Which of the following is NOT an example of PPE (Personal Protective Equipment)? a) Exhaust fan b) SCBA c) Face shield d) Traffic vest d) Be the operator with overall operational responsibility of the system Which of the following are operators-in-training NOT allowed to do? a) There are no restrictions on the duties of an operator-i...

which disinfectant would work best against Cryptosporidium (Ans- Ozone The pH of a Water sample Is greater than the PHs so the Langlier index (Ans- indicates the water is scale forming When water high in calcium bicarbonate is softened by ion exchange (Ans- Sodium Bicarbonate remains in the product water A bypass valve would be used with a (Ans- gate valve Where ground frost is expected the riser pipes in a meter pit should be at least how far away from any wall of the meter bo...

What is the purpose of adding Carbon Dioxide to Softened water? - ANSWER-Restores the Carbonate Balance. How is lime sludge dewatered? - ANSWER-By Solar Lagoons How can Non-Carbonate Hardness be achieved? - ANSWER-By Sodium Carbonate, Ion Exchange, Membrane Separation, Sodium Hydroxide. What is Selective Carbonate Removal? - ANSWER-Removal of Calcium Bicarbonate Hardness at PH of 9.6. Noncarbonate hardness present in water means? - ANSWER-The Total Hardness is greater than the Total ...

Water Treatment Final Exam 2022(100% Verified)

WATER TREATMENT GRADE 4 EXAM PREP

What is the purpose of adding Carbon Dioxide to Softened water? - ANSWER-Restores the Carbonate Balance. How is lime sludge dewatered? - ANSWER-By Solar Lagoons How can Non-Carbonate Hardness be achieved? - ANSWER-By Sodium Carbonate, Ion Exchange, Membrane Separation, Sodium Hydroxide. What is Selective Carbonate Removal? - ANSWER-Removal of Calcium Bicarbonate Hardness at PH of 9.6. Noncarbonate hardness present in water means? - ANSWER-The Total Hardness is greater than the Total ...

water treatment exam QUESTIONS AND CORRECT DETAILED ANSWERS WITH RATIONALES VERIFIED ANSWERS ALREADY GRADED A+ What regulation is 62-699? - CORRECT ANSWER-Treatment Plant Classification and staffing. What regulation is 62-550? - CORRECT ANSWER-Drinking water standards monitoring reporting What regulation is 62-555? - CORRECT ANSWER-Permitting construction operatiing maintenance What regulation is 62-602? - CORRECT ANSWER-Water or Domestic Waste Water treatment Plant operators Di...

What are the main steps during the Hydrologic cycle? 1. Evaporation 2. Condensation 3. Transportation 4. Transpiration 5. Precipitation 6. Runoff Evaporation Defined as: Water is transferred from earths surface to atmosphere. -80% occurs from oceans -Evaporation occurs more at warm temperatures Condensation Defined as: Conversion of water vapor to liquid -excess water vapor condenses to form cloud droplets Transportation Defined as: Movement of water in the atmosphere -Also referred ...