• 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
The moisture content of sludge is reduced from 90% to 80% in a sludge digestion tank. The percentage decrease in the volume of sludge, is

0.05
0.25
0.5
0.1

ANSWER DOWNLOAD EXAMIANS APP

Waste Water Engineering
The ratio of design discharge to the surface area of a sedimentation tank is called

Overflow rate
Surface loading
Overflow velocity
All of these

ANSWER DOWNLOAD EXAMIANS APP

Waste Water Engineering
Hume steel pipes are

Steel pipes
Both B and C
Steel shell coated from outside with cement mortar
Steel shell coated from inside with cement mortar

ANSWER DOWNLOAD EXAMIANS APP

Waste Water Engineering
pH value of sludge during alkaline regression stage, is

Less than 7
More than 7
More than 6
Less than 6

ANSWER DOWNLOAD EXAMIANS APP

Waste Water Engineering
For providing an Indian type W.C., the R.C.C. slabs in the toilet portion

Need not be sunk
Should be sunk by 50 cm
Should be kept 20 cm above the adjacent portion
Should be sunk by 20 cm

ANSWER DOWNLOAD EXAMIANS APP

Waste Water Engineering
The settling velocity of the particles larger than 0.06 mm in a settling tank of depth 2.4 is 0.33 m per sec. The detention period recommended for the tank, is

30 minutes
1 hour and 30 minutes
1 hour
2 hours

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
↑