Abc wastewater collection Study guides, Class notes & Summaries

ABC Wastewater Collection Level 3 Exam New 2024 Version Best Studying Material with All Questions and Correct Answers

Turbidity in wastewater is caused by A. color B. dissolved calcium C. hardness D. finely divided suspended material - correct answer D. finely divided suspended material The gas most commonly associated with septic wastewater is A. carbon dioxide B. carbon monoxide C. hydrogen sulfide D. methane - correct answer C. hydrogen sulfide How many cubic meters per second in 10 MGD? A. 0.44 B. 1.44 C. 4.73 D. 24.62 - correct answer A. 0.44 Mechanical ventilation of a lift station is...

ABC WASTEWATER COLLECTIONS LEVEL II EXAM QUESTIONS AND DETAILED CORRECT ANSWERS| A+ GRADE

Turbidity in wastewater is caused by A. color B. dissolved calcium C. hardness D. finely divided suspended material - Correct Answer D. finely divided suspended material The gas most commonly associated with septic wastewater is A. carbon dioxide B. carbon monoxide C. hydrogen sulfide D. methane - Correct Answer C. hydrogen sulfide How many cubic meters per second in 10 MGD? A. 0.44 B. 1.44 C. 4.73 D. 24.62 - Correct Answer A. 0.44 Mechanical ventilation of a lift station is...

Most important factor in preventing accidents at a wastewater plant? - Answer Attitude of the employees. Plant influent appears black and has a foul odor each morning. The cause is traced to a pump station at a subdivision which is oversized for the current number of homes in the subdivision. What corrective action can you take? - Answer Decrease the distance between the on and off probes in the wet well. Which of the following best describes the term "public relations"? - Answer ...

When organic wastes are discharged to receiving waters, O2 is depleted by _____. - Answer bacteria Hydrogen sulfide gives off an odor similar to____. - Answer rotten eggs 3 diseases potentially carried by wastewater are _____. - Answer typhoid fever, disentery, cholera Immediate first aid for butrns is to ____. - Answer flood with cold water What most likely causes an electic motor failure? - Answer mopisture What mixed liquor characteristics indicate a healthy acti...

A flow of 60 gph (227 L/h) is equal to a) 1 mgd (3.785 x 10cubic m3/d) b) 1 mg/L (1mg/L) c) 10 gpm (0.63 L/s) d) 1 gpm (0.063 L/s) - Answer d) 1 gpm (0.063 L/s) The slope of a sewer is measured by a) The difference from the crown to the invert. b) The difference in invert elevations over a length of pipe. c) Using the diameter of the pipe. d) Only entering the manhole. - Answer b) The difference in invert elevations over a length of pipe. An air gap can be used to a...

Define reagent grade water Water with no detectable concentration of compound or element to be analyzed i.e it is below the method's detection level. What is osmosis? The net movement of water through a semipermeable membrane towards an area of higher solute concentration. What are the various ways reagent grade water is prepared? Distillation, reverse osmosis, ion exchange, carbon adsorption, filtration, ultrafiltration, ultraviolet oxidation. Standard Methods is a comp...

Which of the following techniques offers the least constructive information to someone being disciplined? Providing advice Focusing on behavior Providing alternatives Focusing on observations The correct answer is A. The purpose of disciplining is for a manager to provide constructive information to help the subordinate become aware of how his or her actions affect the organization's system. The goal is to provide maximum information with minimum threat. Providing advice is not constr...