100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
Previously searched by you
Previously searched by you
logo
ABC Wastewater Collection Level 3/ 77 Q&A/ . $9.49
Add to cart
Quickly navigate to
Preview
  2.  
  3. ABC Wastewater Collection Level 3
  4.  
  5. ABC Wastewater Collection Level 3

Exam (elaborations)

ABC Wastewater Collection Level 3/ 77 Q&A/ .

2 reviews
 0 purchase
  • Course
  • ABC Wastewater Collection Level 3
  • Institution
  • ABC Wastewater Collection Level 3

ABC Wastewater Collection Level 3/ 77 Q&A/ . Terms like: Turbidity in wastewater is caused by A. color B. dissolved calcium C. hardness D. finely divided suspended material - Answer: D. finely divided suspended material The gas most commonly associated with septic wastewater is A. carbo...

[Show more]

Preview 3 out of 20  pages

Document information

  • September 24, 2024
  • 20
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

Subjects

  • abc wastewater collection level 3

Written for

  • ABC Wastewater Collection Level 3
  • ABC Wastewater Collection Level 3

2  reviews

review-writer-avatar

By: Benzo • 1 week ago

review-writer-avatar

By: docmickey • 1 week ago

Seller

avatar-seller
Pronurse1

Reviews received

Content preview

ABC Wastewater Collection Level 3/ 77 Q&A/
2024-2025.
Turbidity in wastewater is caused by
A. color
B. dissolved calcium
C. hardness
D. finely divided suspended material - 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 - Answer: C. hydrogen sulfide


How many cubic meters per second in 10 MGD?


Page 1 of 20

,A. 0.44
B. 1.44
C. 4.73
D. 24.62 - Answer: A. 0.44


Mechanical ventilation of a lift station is required to
A. lower temperatures to reduce proportion of hydrogen sulfide
B. reduce chlorine demand
C. reduce corrosion
D. increase DO in raw wastewater - Answer: C. reduce corrosion


A wet well probe is usually used for ________ determination(s) of level.
A. approximate
B. dual point
C. continuous
D. single point - Answer: D. single point


A pump is delivering at less than the expected rate of discharge. Which of the causes listed
below is incorrect?
A. speed of motor too low
B. pump not primed
C. impeller clogged
D. discharge head too low - Answer: D. discharge head too low


Metal pipes often fail because of
A. back siphonage
B. browning movement
C. galvanic action
D. reverse osmosis - Answer: C. galvanic action


Page 2 of 20

, When a fire hydrant is operated, it should be
A. just opened enough to have a flow
B. opened fully
C. opened halfway
D. regulated to flow required - Answer: B. opened fully


If the pump bearings on horizontal centrifugal pumps are over lubricated, the most important
effect is that the extra lubricant
A. will result in smoother and more efficient operation of the pump
B. will not make any difference in the operation of the pump
C. will be wasted
D. shaft or shaft sleeve will be damaged - Answer: D. shaft or shaft sleeve will be damaged


If packing is not maintained properly,
A. cavitation damage will result
B. impeller will corrode
C. loss of suction due to air being allowed to enter pump
D. shaft or shaft sleeve will be damaged - Answer: C. loss of suction due to air being allowed to
enter pump


In certain situations, a supervisor encourages the employees to make their own decisions. This
is considered to be
A. against the rules to follow past experiences in decision-making
B. bad form since the supervisor eventually loses control
C. highly desirable, since it encourages employee growth and frees the
D. supervisor for other tasks
E. passing the buck - Answer: C. highly desirable, since it encourages employee growth




Page 3 of 20

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

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

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

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 Pronurse1. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $9.49. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

69052 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 15 years now

Start selling
$9.49
  • (2)
Add to cart
Added