A five day B.O.D. at 15°C of the sewage of a town is 100 kg/day. If the 5 day B.O.D. per head at 15°C for standard sewage is 0.1 kg/day, the population equivalent 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....

In a sludge tank, the gas mainly produced, is_________________?

A. Oxygen B. Nitrogen C. Hydrogen D. Carbon dioxide...

For trunk sewers more than 1.25 m in diameter, the ratio of the maximum daily sewage flow to the average daily sewage flow is assumed________________?

A. 1.5 B. 2.0 C. 2.5 D. 3.0...

The sewer which transports the sewage to the point of treatment, is called________________?

A. House sewer B. Out-fall sewer C. Branch sewer D. Main sewer...

Dry water flow in a combined sewer, is______________________?

A. Industrial sewage B. Domestic sewage C. Storm water D. Inclusive of domestic and industrial sewage but excludes storm water...