Environmental Engineering The treatment of water with bleaching powder is known as De-chlorination Super chlorination Hypo-chlorination Pre-chlorination De-chlorination Super chlorination Hypo-chlorination Pre-chlorination ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Corrosion in concrete sewers is caused by Dissolved oxygen Chlorine Nitrogen Septic conditions Dissolved oxygen Chlorine Nitrogen Septic conditions ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The pipe which is used to carry the discharge from sanitary fittings like bath rooms, kitchens etc. is called Anti-siphonage pipe Vent pipe Waste pipe Soil pipe Anti-siphonage pipe Vent pipe Waste pipe Soil pipe ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Most suitable section of sewer in separate sewage system is Circular section Standard form of egg shaped sewer Rectangular section Modified egg shaped section Circular section Standard form of egg shaped sewer Rectangular section Modified egg shaped section ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering In facultative stabilization pond, the sewage is treated by Sedimentation Dual action of aerobic bacteria and anaerobic bacteria Aerobic bacteria only Algae only Sedimentation Dual action of aerobic bacteria and anaerobic bacteria Aerobic bacteria only Algae only ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The disinfection efficiency of chlorine increases by (i) Decreasing the time of contact (ii) Decreasing the temperature of water (iii) Increasing the temperature of water Both (i) and (ii) Only (i) Only (iii) Both (i) and (iii) Both (i) and (ii) Only (i) Only (iii) Both (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
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