Waste Water Engineering The formula V = (1/n) r2/3 Bazin’s formula Manning’s formula Chezy’s formula Kutter’s formula Bazin’s formula Manning’s formula Chezy’s formula Kutter’s formula ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If D.O. concentration falls down to zero in any natural drainage, it indicates the zone of Recovery Active decomposition Degradation Cleaner water Recovery Active decomposition Degradation Cleaner water ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the pH value of sewage is 7 None of these It is alkaline It is acidic It is neutral None of these It is alkaline It is acidic It is neutral ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For laying a sewer line in a trench of 2 m width, an offset line is marked on the ground parallel to the given centre line at a distance of 140 cm 120 cm 160 cm 100 cm 140 cm 120 cm 160 cm 100 cm ANSWER DOWNLOAD EXAMIANS APP
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 Greater than 0.1 mm Less than 0.01 mm Less than 0.1 mm Less than 0.05 mm Greater than 0.1 mm Less than 0.01 mm Less than 0.1 mm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For non-scouring velocity 5 m/sec, the type of sewers generally preferred to, is Glazed bricks sewers Stone ware sewers Cast iron sewers Cement concrete sewers Glazed bricks sewers Stone ware sewers Cast iron sewers Cement concrete sewers ANSWER DOWNLOAD EXAMIANS APP