• 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 treatment of water with bleaching powder is known as

Super chlorination
Pre-chlorination
Hypo-chlorination
De-chlorination

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 days
2 to 6 hours

ANSWER DOWNLOAD EXAMIANS APP

Environmental Engineering
For a country like India, where rainfall is mainly confined to one season, the suitable sewerage system will be

Separate system
Combined system
Partially combined system
Partially separate system

ANSWER DOWNLOAD EXAMIANS APP

Environmental Engineering
The percentage of filtered water, which is used for backwashing in rapid sand filters, is about

5 to 7
0.2 to 0.4
0.4 to 1.0
2 to 4

ANSWER DOWNLOAD EXAMIANS APP

Environmental Engineering
In chlorination, with the rise in temperature of water, death rate of bacteria

None of these
Increases
Decreases
Remains unaffected

ANSWER DOWNLOAD EXAMIANS APP

Environmental Engineering
The commonly used material for water supply pipes, which has the properties of being strong, not easily corroded and long life but is heavy and brittle, is

Copper
Reinforced cement concrete
Cast iron
Steel

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
↑