Corrosion in concrete sewers is caused by______________?

Related Mcqs:

As compared to shallow-wells, deep wells have______________?

A. more depth B. less depth C. more discharge D. less discharge...

A pipe conveying sewage from plumbing system of a single building to common sewer or point of immediate disposal is called________________?

A. house sewer B. lateral sewer C. main sewer D. submain sewer...

Most of the bacteria in sewage are______________?

A. parasitic B. saprophytic C. pathogenic D. anaerobic...

The type of valve which allows water to flow in one direction but prevents its flow in the reverse direction is____________________?

A. reflux valve B. sluice valve C. air relief valve D. pressure relief valve...

Standard EDTA (ethylene diamine tetra acetic aciD. solution is used to determine the_______________?

A. hardness in water B. turbidity in water C. dissolved oxygen in water D. residual chlorine in water...