Waste Water Engineering Hazen’s formula VS = 418 (GS – Gw)d [(3T + 70)/100] is used for the settlement velocity of the particles of diameter Less than 0.05 mm Less than 0.01 mm Greater than 0.1 mm Less than 0.1 mm Less than 0.05 mm Less than 0.01 mm Greater than 0.1 mm Less than 0.1 mm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Fresh sewage is generally Acidic Highly decomposed Alkaline A source of objectionable odour Acidic Highly decomposed Alkaline A source of objectionable odour ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A manhole is classified as shallow if its depth is between 0.7 to 0.9 m 0.5 to 0.7 m 0.4 to 0.5 m 0.9 to 1.20 m 0.7 to 0.9 m 0.5 to 0.7 m 0.4 to 0.5 m 0.9 to 1.20 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The asbestos cement pipes are generally laid At an angle of 60° At an angle of 30° Vertically Horizontally At an angle of 60° At an angle of 30° Vertically Horizontally ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In trickling filter, B.O.D. is reduced to 80 to 90% 30 to 40% 60 to 80% 40 to 60% 80 to 90% 30 to 40% 60 to 80% 40 to 60% ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Flocculated particles do not change their None of these Shape Size Weight None of these Shape Size Weight ANSWER DOWNLOAD EXAMIANS APP
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