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

Environmental Engineering

Environmental Engineering
The effective size of sand particles used in slow sand filters is

0.60 to 1.00 mm
1.00 to 1.80 mm
0.25 to 0.35 mm
0.35 to 0.60 mm

ANSWER DOWNLOAD EXAMIANS APP

Environmental Engineering
The detention period in coagulation tanks is usually kept as

30 to 45 minutes
1 to 2 minutes
2 to 6 hours
2 to 6 days

ANSWER DOWNLOAD EXAMIANS APP

Environmental Engineering
The distribution mains are designed for

Maximum hourly demand on maximum day
Maximum hourly demand
Maximum daily demand
Average daily demand

ANSWER DOWNLOAD EXAMIANS APP

Environmental Engineering
Corrosion in concrete sewers is caused by

Nitrogen
Septic conditions
Dissolved oxygen
Chlorine

ANSWER DOWNLOAD EXAMIANS APP

Environmental Engineering
The percentage of chlorine in fresh bleaching powder is about

20 to 25
10 to 15
40 to 50
30 to 35

ANSWER DOWNLOAD EXAMIANS APP

Environmental Engineering
The minimum dissolved oxygen which should always be present in water in order to save the aquatic life is

4 ppm
10 ppm
1 ppm
40 ppm

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Environmental 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
↑