Waste Water Engineering In septic tanks, decomposition of organic bacteria, is done by Aerobic bacteria None of these Both types of bacterias Anaerobic bacteria Aerobic bacteria None of these Both types of bacterias Anaerobic bacteria ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewers All listed here Must be of adequate size to avoid over flow Must flow under gravity ½ to ¾ full Must be laid at least 2 to 3 m deep to collect /water from the basements All listed here Must be of adequate size to avoid over flow Must flow under gravity ½ to ¾ full Must be laid at least 2 to 3 m deep to collect /water from the basements ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The laying of sewers is done with Theodolite Level Clinometer Magnetic compass Theodolite Level Clinometer Magnetic compass ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The minimum recommended diameter of sewers, is 5 cm 10 cm 15 cm 20 cm 5 cm 10 cm 15 cm 20 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The asbestos cement sewers are Light in weight Susceptible to corrosion by sulphuric acid All of these Not structurally strong to bear large compressive stress Light in weight Susceptible to corrosion by sulphuric acid All of these Not structurally strong to bear large compressive stress ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the diameter of a sewer is 100 mm, the gradient required for generating self cleansing velocity is 1 in 120 None of these 1 in 60 1 in 100 1 in 120 None of these 1 in 60 1 in 100 ANSWER DOWNLOAD EXAMIANS APP