• HOME
  • QUIZ
  • CONTACT US
EXAMIANS
  • COMPUTER
  • CURRENT AFFAIRS
  • ENGINEERING
    • Chemical Engineering
    • Civil Engineering
    • Computer Engineering
    • Electrical Engineering
    • Mechanical Engineering
  • ENGLISH GRAMMAR
  • GK
  • GUJARATI MCQ

Waste Water Engineering

Waste Water Engineering
Dried sewage after treatment is used as

Base material for paints
Chemical for lowering B.O.D.
Fertilizer
Building material

ANSWER DOWNLOAD EXAMIANS APP

Waste Water Engineering
The factor responsible for purification of sewage in river is

All listed here
Hydrology
Dissolved oxygen in water
Temperature

ANSWER DOWNLOAD EXAMIANS APP

Waste Water Engineering
The sewage treatment in septic tanks is due to

Parasitic decomposition
Aerobic decomposition
None of these
Anaerobic decomposition

ANSWER DOWNLOAD EXAMIANS APP

Waste Water Engineering
A circular sewer section is preferred to because

It provides maximum hydraulic mean depth
It provides maximum area for a given perimeter
It is cheaper in construction
All listed here

ANSWER DOWNLOAD EXAMIANS APP

Waste Water Engineering
The ratio of minimum hourly flow to the average flow of sewage is

43833
43894
43834
43832

ANSWER DOWNLOAD EXAMIANS APP

Waste Water Engineering
To test chemical oxygen demand (C.O.D.) of sewage, organic matter is oxidised by potassium dichromate in the presence of

Sulphuric acid
Citric acid
Nitric acid
Hydrochloric acid

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Waste Water Engineering

DOWNLOAD APP

  • APPLE
    from app store
  • ANDROID
    from play store

SEARCH

LOGIN HERE


  • GOOGLE

FIND US

  • 1.70K
    FOLLOW US
  • EXAMIANSSTUDY FOR YOUR DREAMS.
  • SUPPORT :SUPPORT EMAIL ACCOUNT : examians@yahoo.com

OTHER WEBSITES

  • GUJARATI MCQ
  • ACCOUNTIANS

QUICK LINKS

  • HOME
  • QUIZ
  • PRIVACY POLICY
  • DISCLAIMER
  • TERMS & CONDITIONS
  • CONTACT US
↑