Waste Water Engineering The most efficient cross-section of sewers in a combined sewerage system is New egged Parabolic Rectangular Circular New egged Parabolic Rectangular Circular ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Dry weather flow is: Average daily rate of flow Average monthly rate of flow Average annual rate of flow Water supply allowance per capita Average daily rate of flow Average monthly rate of flow Average annual rate of flow Water supply allowance per capita ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Rate of flow of sewage is generally assumed Less than the rate of water supply Equal to the rate of water supply More than the rate of water supply At 150 litres per capita Less than the rate of water supply Equal to the rate of water supply More than the rate of water supply At 150 litres per capita ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For design of sewers, percentage of sewage discharge is assumed 65 to 70% 70 to 75% 0.85 75 to 80% 65 to 70% 70 to 75% 0.85 75 to 80% ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Hydraulic mean radius is Cross-sectional area/wetted perimeter Difference in heads between two points in circular pipes Mean radius of sewer Mean of radii in a pipe line of varying cross -sections Cross-sectional area/wetted perimeter Difference in heads between two points in circular pipes Mean radius of sewer Mean of radii in a pipe line of varying cross -sections ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Aerobic bacterias Flourish in the presence of free oxygen Oxidise organic matter in sewage All of these Consume organic matter as their food Flourish in the presence of free oxygen Oxidise organic matter in sewage All of these Consume organic matter as their food ANSWER DOWNLOAD EXAMIANS APP
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