Two rectangular sedimentation basins, each 15 m feet long, 4 m wide and 3 m deep, settle 4200 m3 /d in a primary system. The effluent weir length is 18 m. Calculate (a) the detention time, (b) the overflow rate, (c) the critical settling velocity, and (d) the flow rate over the effluent weir

answer:

i lost in getting someone back.

i learned that people are really two-faced and no matter how angelic someone appears they always have a devil side and that you cant trust anyone anymore no matter how dear they are to you.

if your wondering who it waz it waz mah still miss her tho

~batmans wife dun dun

answer:

yes

explanation:

answer:

explanation:

assault rifle is a rapid-fire, magazine-fed rifle designed for military use. it is a shoulder-fired weapon that allows the shooter to select between semi-automatic (requiring you pull the trigger for each shot), fully automatic (hold the trigger and the gun continuously fires) or three-shot-burst modes.