Fresh sewage may become stale in_________________?

Related Mcqs:

R.M.O. expenses include___________________?

A. Running expenses B. Maintenance expenses C. Operation expenses D. All the above...

The pH value of fresh sewage is usually ______________________?

A. Equal to 7 B. More than 7 C. Less than 7 D. Equal to zero...

Assertion A. : Discharging the effluents from the oxidation ponds just up stream of lakes or reservoirs is undesirable. Reason (R) : The discharged algae get settled in the reservoirs and cause anaerobic decomposition and other water qualities_________________?

A. Both A and R are true and R is the correct explanation of A B. Both A and R are true but R is not a correct explanation of A C. A is true but R is false D. A is false but R is true...

The settlement of a particle in sedimentation tank, is affected by_____________________?

A. Velocity of flow B. Viscosity of water C. Size and shape of solid D. All the above...

The ratio of the diameter of a circular section and the side of a square section hydraulically equivalent, is____________________?

A. 1.095 B. 1.085 C. 1.075 D. 1.065...