The suitable layout of distribution system for a city with roads of rectangular pattern is______________?

Related Mcqs:

The hourly variation factor is usually taken as______________?

A. 1.5 B. 1.8 C. 2.0 D. 2.7...

The effective size of sand particles used in slow sand filters is_______________?

A. 0.25 to 0.35 mm B. 0.35 to 0.60 mm C. 0.60 to 1.00 mm D. 1.00 to 1.80 mm...

In a BOD test, 1.0 ml of raw sewage was diluted to 100 ml and the dissolved oxygen concentration of diluted sample at the beginning was 6 ppm and it was 4 ppm at the end of 5 day incubation at 20°C. The BOD of raw sewage will be___________?

A. 100 ppm B. 200 ppm C. 300 ppm D. 400 ppm...

The correct relation between theoretical oxygen demand (TOD), Biochemical oxygen demand (BOD) and Chemical oxygen demand (COD) is given by_______________?

A. TOD>BOD>COD B. TOD>COD>BOD C. BOD>COD>TOD D. COD>BOD>TOD...

Air binding phenomena in rapid sand filters occur due to_________________?

A. excessive negative head B. mud ball formation C. higher turbidity in the effluent D. low temperature...