Waste Water Engineering The pH value of fresh sewage is usually Equal to 7 More than 7 Equal to zero Less than 7 Equal to 7 More than 7 Equal to zero Less than 7 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The suitable cross-section of sewers to carry combined flow, is Circular Rectangular Horse shoe shaped Egg shaped Circular Rectangular Horse shoe shaped Egg shaped ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the depletion of oxygen is found to be 5 ppm after incubating a 2.5% solution of sewage sample for 5 days at 21°C, B.O.D. of the sewage is 200 ppm 150 ppm 50 ppm 100 ppm 200 ppm 150 ppm 50 ppm 100 ppm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering As compared to fresh river water, sea water contains oxygen 20% more 10% more 20% less 10% less 20% more 10% more 20% less 10% less ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewer pipes All listed here Are designed for generating self-cleansing velocities at different discharge Should resist the wear and tear caused due to abrasion Carry sewage as gravity conduits All listed here Are designed for generating self-cleansing velocities at different discharge Should resist the wear and tear caused due to abrasion Carry sewage as gravity conduits ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The porosity of sediments in sewer pipes, is usually taken as 0.01 0.012 0.011 0.013 0.01 0.012 0.011 0.013 ANSWER DOWNLOAD EXAMIANS APP