Newton's law is used for_______ - Waste Water Engineering Quiz

Civil Engineering : Waste Water Engineering - Quiz(MCQ)

Newton's law is used for_______

Spiral flow

Turbulent flows

Laminar flow

Non-turbulent flows

Correct Answer : Turbulent flows

Explanation : Newton’s law is used for turbulent flows. The Reynolds number is in the range of 103-104. The particle size is greater than 1mm for a specific gravity of 2.65 and temperature is 20ËšC for Newton’s law for settling of discrete particles.

Recently Updated in Waste Water Engineering Questions

What is the growth of huge amounts of algae and other aquatic plants leading to the deterioration of the water quality called?

Algae growth

Eutrophication

Denitrification

Nitrification

Correct Answer : Option (B) : Eutrophication

Explanation : Eutrophication is the growth of huge amounts of algae and other aquatic plants leading to the deterioration of water quality. The untreated wastewater is rich in organic matter which demands oxygen.