Waste Water Engineering The grit chambers of sewage treatment plants, are generally cleaned after 7 days 14 days 2 days 12 days 7 days 14 days 2 days 12 days ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The minimum diameter of a sewer is kept 25 cm 15 cm 20 cm 10 cm 25 cm 15 cm 20 cm 10 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 0.01 mm Less than 0.1 mm Greater than 0.1 mm Less than 0.05 mm Less than 0.01 mm Less than 0.1 mm Greater than 0.1 mm Less than 0.05 mm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Sewer pipes are designed for maximum discharge with 25% to 33% vacant cross-sectional area for Under estimates of maximum and average flows All of these Unexpected increase in the population Unexpected large scale infiltration of stream water Under estimates of maximum and average flows All of these Unexpected increase in the population Unexpected large scale infiltration of stream water ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The porosity of sediments in sewer pipes, is usually taken as 0.01 0.011 0.012 0.013 0.01 0.011 0.012 0.013 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewage is pumped up From low lying areas All listed here From flat areas From basements From low lying areas All listed here From flat areas From basements ANSWER DOWNLOAD EXAMIANS APP