WATER TREATMENT OIT ACTUAL LATEST EXAM WITH 150+ REAL QUESTIONS AND WELL VERIFIED ANSWERS |ALREADY GRADED A+ |GUARANTEED PASS!!
2 views 0 purchase
Course
WATER TREATMENT OIT
Institution
WATER TREATMENT OIT
WATER TREATMENT OIT ACTUAL LATEST
EXAM WITH 150+ REAL
QUESTIONS AND WELL VERIFIED ANSWERS
|ALREADY GRADED A+ |GUARANTEED
PASS!!
The purpose of the jar test is to determine the - ANSWER-Correct amount of
coagulant to use for proper coagulation.
The indicator methyl o...
WATER TREATMENT OIT ACTUAL LATEST
EXAM 2024-2025 WITH 150+ REAL
QUESTIONS AND WELL VERIFIED ANSWERS
|ALREADY GRADED A+ |GUARANTEED
PASS!!
The purpose of the jar test is to determine the - ANSWER-Correct amount of
coagulant to use for proper coagulation.
The indicator methyl orange is used in the test for - ANSWER-Alkalinity.
Hardness in water is caused mainly by the presence of - ANSWER-Calcium and
magnesium compounds.
Water that is high in sulfate can cause - ANSWER-Diarrhea.
The effluent weir of a clarifier is located along the rim of a 60-ft-diameter tank.
The length of the weir is _____ ft. - ANSWER-188 ft.
A number of grab sample test results that are averaged together constitute -
ANSWER-An average concentration.
,The term aeration is defined as bringing water into intimate contact with -
ANSWER-Air.
A chlorine cylinder valve is thought to be leaking. If ammonia vapor is passed near
the valve. The presence of a leak would be indicated by. - ANSWER-White
smoke.
If a fire hydrant requires a nozzle pressure of 100 psi, what head of water must be
used to supply it? - ANSWER-231 ft
A water main should be disinfected. - ANSWER-After the pipe is laid in place.
Carbon dioxide in water will. - ANSWER-Lower pH.
A pneumatic ejector lifts water from low points to higher levels. The device used
to achieve this is a(n). - ANSWER-Air compressor.
Pressure is commonly measured in. - ANSWER-Pounds per square inch.
Mechanical seals are being installed in pumps because. - ANSWER-Packing
requires an undesirable leakage that seals eliminate.
A major cause of pump and motor shaft coupling wear is a. - ANSWER-
Misalignment between pumps and motor flanges.
Filters in water treatment process are primarily for removing or reducing. -
ANSWER-Turbidity.
, A water treatment plant receives an average Flo of 261 gpm. What is the daily total
flow to the plant? - ANSWER-0.38 mgd.
The free chlorine residual in water is the amount of. - ANSWER-Uncombined
chlorine that remains in the water after the chlorine has been applied and allowed
to react.
A tank holding 2340 gal fills in 12 min. The rate of flow is ____ gpm. - ANSWER-
195 gpm.
The chlorine room should be constructed so it can be entered only from the -
ANSWER-Outside of the building.
When collecting a distribution-system sample for bacteriological testing, the
person collecting the sample should allow the water to run _______ before filling
the sample bottle. - ANSWER-as long as necessary to clear service line
A chemical commonly used to raise PH is. - ANSWER-Lime.
Black stains on plumbing fixtures might be attributable to. - ANSWER-
Manganese.
One kilogram equals _____ grams. - ANSWER-1000
The indicator organisms used to determine contamination of drinking water are. -
ANSWER-Coliform group.
The packing around the shaft of a centrifugal pump should be. - ANSWER-
Tightened just enough to allow an occasional drop of liquid to escape.
The chemical symbol for iron is. - ANSWER-Fe.
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller winnieelizabeth424. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $21.99. You're not tied to anything after your purchase.
