The angle subtended by the surface of sewer water with partial flow, at sewer centre is 120°, the depth of sewerage is________________________?

Related Mcqs:

Rate of flow of sewage is generally assumed__________________?

A. More than the rate of water supply B. Equal to the rate of water supply C. Less than the rate of water supply D. At 150 litres per capita...

The gradient of sewers depends upon_________________?

A. Velocity of flow B. Diameter of the sewer C. Discharge D. All the above...

The settlement velocity of a solid (diameter 0.5 mm, specific gravity 1.75) in water having temperature 10°C, is______________________?

A. 213.5 cm/sec B. 313.5 cm/sec C. 413.5 cm/sec D. 500 cm/sec...

The minimum diameter of a sewer is kept __________________?

A. 10 cm B. 15 cm C. 20 cm D. 25 cm...

Dried sewage after treatment is used as____________________?

A. Fertilizer B. Building material C. Chemical for lowering B.O.D. D. Base material for paints...