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2024 WASTE WATER TREATMENT 6C EXAM PREP WITH CORRECT ANSWERS $13.99   Add to cart

Exam (elaborations)

2024 WASTE WATER TREATMENT 6C EXAM PREP WITH CORRECT ANSWERS

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  • Course
  • WASTE WATER TREATMENT 6C
  • Institution
  • WASTE WATER TREATMENT 6C

2024 WASTE WATER TREATMENT 6C EXAM PREP WITH CORRECT ANSWERS

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  • September 9, 2024
  • 6
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
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  • WASTE WATER TREATMENT 6C
  • WASTE WATER TREATMENT 6C
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2024 WASTE WATER TREATMENT
6C EXAM PREP WITH CORRECT
ANSWERS



What is used for Phosphorus Testing? - CORRECT-ANSWERSStannous
Chloride

When sludge is incinerated what is the reduction in volume? - CORRECT-
ANSWERS80%-90%

What two things that tend to lower pH of an aerobic digester? - CORRECT-
ANSWERSCarbon Dioxide + Nitrate Ions

The accelerates the eutrophication of a lake? - CORRECT-
ANSWERSPhosphorus Compounds Discharge

How would you measure the quantity of solids in an aeration tank? -
CORRECT-ANSWERSThe rate of settling + a centrifuge test

If there's an explosion, fire, and people are missing, what do you do? -
CORRECT-ANSWERSNotify the police + rescue

The pressure in pump tests is what? - CORRECT-ANSWERSGauge Pressure

Whats the easiest way to tell if a pump has worn elements? - CORRECT-
ANSWERSMeasure pressure on the discharge side of pumps with valves open
and pump pumping

How should you provide light in a manhole? - CORRECT-ANSWERSMirrors
redirecting sunlight or explosion proof electric lights

Monthly reports are certified by who and submitted when? - CORRECT-
ANSWERSCertified by the operator in charge, submitted by the 10th calendar
day of the following month

Before running a flotation unit for a thickener, before starting the influent
sludge feed, what should you do? - CORRECT-ANSWERSCharge the units with
chemical + aerated water

, If you do not remove cake completely from a filter media, what will happen?
- CORRECT-ANSWERSCloths will blind

What lab test are most useful for anaerobic digestion? - CORRECT-
ANSWERSPH, quality of gas produced volatile acid, and the physical aspects
of the sludge

What are 2 major sources of phosphorus? - CORRECT-ANSWERSHuman
Wastes and Detergents

If a 3 phase 220 volt electric motor is running in the wrong direction, what do
you do? - CORRECT-ANSWERSReverse the connection of any 2 leads

Two factors that indicate the pressure filter cycle incomplete could be? -
CORRECT-ANSWERSSmall filtrate discharge and Rear constant pump
pressure

In pumping sludge to an anaerobic digester, what's best? - CORRECT-
ANSWERSPump heavy sludge with as little water as possible

646 Watts - CORRECT-ANSWERS


Four 8" pipes carry the same volume as? - CORRECT-ANSWERSOne 16" pipe

In backwashing of a mixed media filter, there is a bed expansion of how
much? - CORRECT-ANSWERS10%

when water temperature increases the settling rate in a clarifier does what? -
CORRECT-ANSWERSDecreases

Before being used, a tertiary filter should be what? - CORRECT-
ANSWERSBackwashed

Coliform bacteria is More or Less resistant to chlorination than pathological
bacteria? - CORRECT-ANSWERSMore

What are always required for installing couplings? - CORRECT-
ANSWERSPrecision Assembling Device

When an Air Flotation Unit is turned off, drain valves should be opened
when? - CORRECT-ANSWERSOnly if it will be off for a long time

Industrial Discharge for pre-treatment must meet specifications within? -
CORRECT-ANSWERS3 Years

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