Environmental Engineering The specific gravity of sewage is Slightly less than 1 Slightly greater than 1 Equal to 1 Much greater than 1 Slightly less than 1 Slightly greater than 1 Equal to 1 Much greater than 1 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Disinfection efficiency is Highest at pH value equal to 7 Unaffected by pH value of water Increased at higher pH value of water Reduced at higher pH value of water Highest at pH value equal to 7 Unaffected by pH value of water Increased at higher pH value of water Reduced at higher pH value of water ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The devices which are installed for drawing water from the sources are called Aquiclude Filters Aquifers Intakes Aquiclude Filters Aquifers Intakes ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Double filtration is used All of these For isolated buildings like pools, hotels etc swimming To increase the filtration rapid sand filters capacity of To increase the filtration slow sand filters capacity of All of these For isolated buildings like pools, hotels etc swimming To increase the filtration rapid sand filters capacity of To increase the filtration slow sand filters capacity of ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The pathogens can be killed by None of these Nitrification Chlorination Oxidation None of these Nitrification Chlorination Oxidation ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The detention period in coagulation tanks is usually kept as 2 to 6 days 1 to 2 minutes 2 to 6 hours 30 to 45 minutes 2 to 6 days 1 to 2 minutes 2 to 6 hours 30 to 45 minutes ANSWER DOWNLOAD EXAMIANS APP
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