Curioustab

Home » Civil Engineering » GATE Exam Questions

Coagulation-flocculation with alum is performed :

immediately before chlorination
immediately after chlorination
after rapid sand filtration
before rapid sand filtration

Correct Answer: before rapid sand filtration

← Previous Question Next Question→

More Questions from GATE Exam Questions

Pipingin soil occurs when
A reinforced concrete structure has to be constructed along a sea coast. The minimum grade of concrete to be used as per IS : 456-2000
The span (s) to be loaded uniformly for maximum positive (upward) reaction at support P, as shown in the figure below, is (are)
For a fixed beam with span L, having plastic moment capacity of Mp, the ultimate central concentrated load will be
In which one of the following arrangements would the vertical force on the cylinder due to water be the maximum?
Breakpoint chlorination of water involves addition of chlorine in an amount sufficient to:
A saturated clay stratum draining both at the top and bottom undergoes 50 percent consolidation in 16 years under an applied load. If an additional drainage layer were present at the middle of the clay stratum, 50 percent consolidation would occur in
Water table drops by 3 m in an irrigable land of 50 hectare. If porosity and specific retention are 0.30 and 0.10 respectively, the change in storage in hectare-meter is :
Chlorine is some times used in sewage treatment
If the porosity of a soil sample is 20%, the void ratio is

Discussion & Comments

No comments yet. Be the first to comment!

Join Discussion