Waste Water Engineering The gas which may cause explosion in sewers, is Carbondioxide Methane Carbon monoxide Ammonia Carbondioxide Methane Carbon monoxide Ammonia ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For trunk and out-fall, the type of sewers generally used, is Parabolic shaped Circular shaped Standard egg shaped Horse shoe shaped Parabolic shaped Circular shaped Standard egg shaped Horse shoe shaped ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering At the junction of sewers Top of larger sewer is kept lower Top of smaller sewer is kept lower None of these Tops of both the sewers are at the same level Top of larger sewer is kept lower Top of smaller sewer is kept lower None of these Tops of both the sewers are at the same level ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Depletion of ozone layer in the outer atmosphere may cause Lung cancer Bronchitis Skin cancer Heart disorder Lung cancer Bronchitis Skin cancer Heart disorder ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In a sludge digestion tank if the moisture content of sludge V1 litres is reduced from p1 % to p2 % the volume V2 is [(100 + P2)/(100 – P1)] V1 [(100 – P1)/(100 + P2)] V1 [(100 + P1)/(100 – P2)] V1 [(100 – P1)/(100 – P2)] V1 [(100 + P2)/(100 – P1)] V1 [(100 – P1)/(100 + P2)] V1 [(100 + P1)/(100 – P2)] V1 [(100 – P1)/(100 – P2)] V1 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering To test chemical oxygen demand (C.O.D.) of sewage, organic matter is oxidised by potassium dichromate in the presence of Sulphuric acid Hydrochloric acid Nitric acid Citric acid Sulphuric acid Hydrochloric acid Nitric acid Citric acid ANSWER DOWNLOAD EXAMIANS APP
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