Settling velocity

Question 1

Derivation of settling

Answer 1

refer to booklet

Question 2

All particles with settling velocity higher than that of the design particle will settle

Answer 2

true

Question 3

Particles with settling velocity less than the design particle will be partially removed

Answer 3

true

Question 4

Drag force of water

Answer 4

half raw Cd Area particle (settling velocity square)

Question 5

At discrete settling, settling velocity is equal to

Answer 5

g over 18u ( raw particle -raw)dsquare