Water,/.Treatment,/.Operator,/.Level,/.2,/.Practice,/.Exam
The,/.main,/.application,/.of,/.potassium,/.permanganate,/.as,/.an,/.oxidant,/.in,/.wat
er,/.treatment,/.is,/.to,/._____.-correct,/.answer,/.Control,/.odor,/.and,/.taste.
How,/.does,/.an,/.inclined,/.plate,/.settler,/.differ,/.from,/.a,/.conventional,/.clarifier?
-
correct,/.answer,/.Requires,/.a,/.smaller,/.footprint,/.than,/.a,/.conventional,/.clarifi
er.
In,/.water,/.treatment,/.systems,/.what,/.operational,/.event,/.occurs,/.when,/.lime,/.sl
urries,/.contact,/.surfaces?-
correct,/.answer,/.Calcium,/.carbonate,/.precipitates,/.and,/.coats,/.surfaces.
What,/.percentage,/.of,/.available,/.chlorine,/.does,/.calcium,/.hypochlorite,/.conta
in,/.for,/.disinfection?-correct,/.answer,/.65-70%.
What,/.do,/.flocculation,/.and,/.coagulation,/.involve,/.in,/.water,/.treatment?-
correct,/.answer,/.Mechanical,/.and,/.chemical,/.processes.
, What,/.benefit,/.does,/.a,/.bacterial,/.slime,/.layer,/.provide,/.on,/.pipe,/.surfaces?-
correct,/.answer,/.Prevents,/.calcium,/.carbonate,/.deposition.
What,/.causes,/.air,/.binding,/.in,/.water,/.treatment,/.filters?-
correct,/.answer,/.Air,/.pressure,/.greater,/.than,/.atmospheric,/.pressure.
What,/.are,/.the,/.two,/.categories,/.of,/.corrosion,/.in,/.water,/.systems?-
correct,/.answer,/.Uniform,/.and,/.localized,/.corrosion.
What,/.factors,/.determine,/.the,/.optimal,/.pH,/.for,/.oxidizing,/.iron,/.and,/.mangan
ese,/.in,/.water,/.treatment?-correct,/.answer,/.Precipitate,/.solubility.
How,/.does,/.inadequate,/.flocculation,/.time,/.impact,/.floc,/.formation?-
correct,/.answer,/.Decreases,/.floc,/.formation.
What,/.compound,/.precipitates,/.when,/.excess,/.lime,/.softening,/.removes,/.mag
nesium,/.ions?-correct,/.answer,/.Magnesium,/.hydroxide.
What,/.effect,/.does,/.preoxidation,/.have,/.on,/.water,/.treatment,/.processes?-
correct,/.answer,/.Improves,/.filtration,,/.flocculation,,/.and,/.sedimentation.
When,/.water,/.is,/.stabilized,/.with,/.sulfuric,/.acid,,/.what,/.noncarbonate,/.hardne
ss,/.chemical,/.is,/.created?-correct,/.answer,/.CaSO₄.
The,/.main,/.application,/.of,/.potassium,/.permanganate,/.as,/.an,/.oxidant,/.in,/.wat
er,/.treatment,/.is,/.to,/._____.-correct,/.answer,/.Control,/.odor,/.and,/.taste.
How,/.does,/.an,/.inclined,/.plate,/.settler,/.differ,/.from,/.a,/.conventional,/.clarifier?
-
correct,/.answer,/.Requires,/.a,/.smaller,/.footprint,/.than,/.a,/.conventional,/.clarifi
er.
In,/.water,/.treatment,/.systems,/.what,/.operational,/.event,/.occurs,/.when,/.lime,/.sl
urries,/.contact,/.surfaces?-
correct,/.answer,/.Calcium,/.carbonate,/.precipitates,/.and,/.coats,/.surfaces.
What,/.percentage,/.of,/.available,/.chlorine,/.does,/.calcium,/.hypochlorite,/.conta
in,/.for,/.disinfection?-correct,/.answer,/.65-70%.
What,/.do,/.flocculation,/.and,/.coagulation,/.involve,/.in,/.water,/.treatment?-
correct,/.answer,/.Mechanical,/.and,/.chemical,/.processes.
, What,/.benefit,/.does,/.a,/.bacterial,/.slime,/.layer,/.provide,/.on,/.pipe,/.surfaces?-
correct,/.answer,/.Prevents,/.calcium,/.carbonate,/.deposition.
What,/.causes,/.air,/.binding,/.in,/.water,/.treatment,/.filters?-
correct,/.answer,/.Air,/.pressure,/.greater,/.than,/.atmospheric,/.pressure.
What,/.are,/.the,/.two,/.categories,/.of,/.corrosion,/.in,/.water,/.systems?-
correct,/.answer,/.Uniform,/.and,/.localized,/.corrosion.
What,/.factors,/.determine,/.the,/.optimal,/.pH,/.for,/.oxidizing,/.iron,/.and,/.mangan
ese,/.in,/.water,/.treatment?-correct,/.answer,/.Precipitate,/.solubility.
How,/.does,/.inadequate,/.flocculation,/.time,/.impact,/.floc,/.formation?-
correct,/.answer,/.Decreases,/.floc,/.formation.
What,/.compound,/.precipitates,/.when,/.excess,/.lime,/.softening,/.removes,/.mag
nesium,/.ions?-correct,/.answer,/.Magnesium,/.hydroxide.
What,/.effect,/.does,/.preoxidation,/.have,/.on,/.water,/.treatment,/.processes?-
correct,/.answer,/.Improves,/.filtration,,/.flocculation,,/.and,/.sedimentation.
When,/.water,/.is,/.stabilized,/.with,/.sulfuric,/.acid,,/.what,/.noncarbonate,/.hardne
ss,/.chemical,/.is,/.created?-correct,/.answer,/.CaSO₄.
