The most efficient cross section of sewers in a separate sewerage system is__________________?

Related Mcqs:

For efficient working of a sewer, it must be ensured that _____________?

A. Minimum velocity of 0.45 m/sec, is maintained at its minimum flow B. A maximum velocity of 0.90 m/sec, is maintained at its maximum flow C. Both A. and B. D. Neither A. nor B....

The detention period for plain sedimentation water tanks, is usually____________________?

A. 4 to 8 hours B. 8 to 16 hours C. 16 to 24 hours D. 24 to 36 hours...

Chlorination of water is done for the removal of____________________?

A. Bacterias B. Suspended solids C. Sediments D. Hardness...

The underground sewers are more subjected to________________?

A. Tensile force B. Compressive force C. Bending force D. Shearing force...

If the grit in grit chambers is 4.5 million litres per day, its cleaning is done____________________?

A. Manually B. Mechanically C. Hydraulically D. Electrically...