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.Management Sciences
A. 0
B. 1
C. infinity
D. none of the above
Related Mcqs:
- Disinfection efficiency is________________?
- A. reduced at higher pH value of water B. unaffected by pH value of water C. increased at higher pH value of water D. highest at pH value equal to 7...
- The pathogens can be killed by_______________?
- A. nitrification B. chlorination C. oxidation D. none of the above...
- Corrosion in concrete sewers is caused by______________?
- A. septic conditions B. dissolved oxygen C. chlorine D. nitrogen...
- The slope of sewer shall be__________________?
- A. given in the direction of natural slope of ground B. given in the direction opposite to natural slope of ground C. zero D. steeper than 1 in 20...
- The overflow rate for plain sedimentation tanks is about__________________?
- A. 500 to 750 litres/hour/ m2 B. 1000 to 1250 litres/hour/ m2 C. 1250 to 1500 litres/hour/m2 D. 1500 to 2000 litres/hour/m2...
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