What is a nutating disc - Study guides, Class notes & Summaries

WATER DISTRIBUTION OPERATOR PRACTICE EXAM 3 KEN TESH WITH COMPLETE SOLUTIONSWATER DISTRIBUTION OPERATOR PRACTICE EXAM 3 KEN TESH WITH COMPLETE SOLUTIONSWATER DISTRIBUTION OPERATOR PRACTICE EXAM 3 KEN TESH WITH COMPLETE SOLUTIONSWATER DISTRIBUTION OPERATOR PRACTICE EXAM 3 KEN TESH WITH COMPLETE SOLUTIONS Which device measures the hydrogen ion activity in a solution? - ANSWER-PH Meter What is the purpose of a shaft sleeve in a centrifugal pump? - ANSWER-Protects the sleeve from damage What ...

Potable water may be defined as: a. Any water that occasionally may be polluted from another source b. Any water that, according to recognized standards, is safe for consumption c. Water high in organic content d. Water that has been transported from outside the service area - ANSWER b). Any water that according to recognized standard is safe for human consumption. To prevent the entry of surface contamination into a well is the purpose of: a. The well casing b. The louvers or slots...

Which device measures the hydrogen ion activity in a solution? - Answer PH Meter What is the purpose of a shaft sleeve in a centrifugal pump? - Answer Protects the sleeve from damage What is a nutating disc - Answer Type of water meter for small diameter domestic service what will happen to a steel pipe if the water has low PH? - Answer Corrode ___________________is a disinfection by product precursor - Answer Natural organic matter One of the requirements of the Lead and Copper R...

Which device measures the hydrogen ion activity in a solution? PH Meter What is the purpose of a shaft sleeve in a centrifugal pump? Protects the sleeve from damage What is a nutating disc Type of water meter for small diameter domestic service what will happen to a steel pipe if the water has low PH? Corrode ___________________is a disinfection by product precursor Natural organic matter One of the requirements of the Lead and Copper Rule is for water ...

Water Distribution Questions and Answers with Certified Solutions Potable water may be defined as: a. Any water that occasionally may be polluted from another source b. Any water that, according to recognized standards, is safe for consumption c. Water high in organic content d. Water that has been transported from outside the service area b). Any water that according to recognized standard is safe for human consumption. To prevent the entry of surface contamination into a well is the purpo...

What does a C value of 140 means for a pipe? The pipe interior is very smooth. Which primary contaminant causes Blue Baby Syndrome? Nitrate. What is a nutating disc? Type of a water meter for a small-diameter domestic service. What causes hardness in water? Magnesium and calcium. Which of the following is a confined aquifer with groundwater under positive pressure? Artesian. ____________ is an imaginary surface to which groundwater rises inder hydrostatic ...

Which is not a type of water right? a. Riparian b. Apparent c. Appropriative d. Prescriptive - Answer Apparent Which layer of a lake is considered "nutrient poor"? a. Epillimnion b. Thermocline c. Hypolimnion d. None of the above - Answer Hypolimnion Copper Sulfate is used in lake management to ____? a. Neutralize chlorine b. Control algae blooms c. Reduce turbidity d. None of the above - Answer Control algae blooms The Surface Water Treatment Rule requires that a. 3-log ...

Which is not a type of water ? - Answer Apparent Which layer of a lake is considered nutrient poor? - Answer Hypolimnion (Bottom Layer) Copper Sulfate (Blue Stone) is used in lake management to ? - Answer Control Algae Bloom The Surface Water Treatment Rule requires that - Answer 3-log removal 99.9% for virus,4-log removal 99.99% for virus TDS (Total Dissolved Solids) levels of 1000mg/L is considered ? - Answer Unfit for human consumption An "Appropriate Right" is defined as wha...

Water Operator Class 3-Practice Test Questions with Correct Answers MCL for TTHM's 0.08 ppm MCL for HAA5's 0.06 ppm MCL for Arsenic 0.01 ppm MCL for Lead 0.015 ppm Turbidity meter must be calibrated every: 90 days MCL for turbidity is Less than 0.3 for 95% of the time. pH meters must be calibrated using 2 buffers A grassy of fishy taste in reservoir water indicates Algae blooms Mudballs are caused by Improper backwashing of filters Lime can only be used to soften water with Carbonate ...

Water distribution practice exam #2 (D1-D2) (2022/2023) graded A+ Which process converts ammonia to nitrite and nitrate? Nitrification What is the maximum advisable rate of chlorine gas removal from a 150- pound cylinder? 40 pounds per day What is a type of positive displacement water meter? Nutating- disk meter What is a power-operated mechanism for opening and closing a valve? Actuator What is required if a routine sample test positive for total coliform bacteria? Take repeat samples Why ...