Dried sewage after treatment is used as____________________?

Related Mcqs:

The drainage area of a town is 12 hectares. Its 40% area is hard pavement ( K = 0.85), the 40% area is unpaved streets (K = 0.20) and the remaining is wooded areas (K = 0.15). Assuming the time of concentration for the areas as 30 minutes and using the formula Ps = 900/(t + 60) the maximum run off is__________________?

A. 0.10 cumec B. 0.12 cumec C. 0.15 cumec D. 0.20 cumec...

In the activated sludge process__________________?

A. Aeration is continued till stability B. Aeration is done with an admixture of previously aerated sludge C. Sludge is activated by constant stirring D. Water is removed by centrifugal action...

The formula V = (1/n) r2/3____________________?

A. Chezy’s formula B. Bazin’s formula C. Kutter’s formula D. Manning’s formula...

Imhoff cone is used to determine_____________________?

A. Settleable solids B. Suspended solids C. Dissolved solids D. None of these...

The sewage discharge in a detritus tank of a treatment plant is 576 litres/sec with flow velocity of 0.2 m/sec. If the ratio of width to depth is 2, the depth is____________________?

A. 100 cm B. 110 cm C. 120 cm D. 150 cm...