Environmental Engineering Scour valves are provided At the foot of rising main along the slope to prevent back running of water At every depression and dead ends to drain out the waste water that may collect there At every summit of rising mains At street corners to control the flow of water At the foot of rising main along the slope to prevent back running of water At every depression and dead ends to drain out the waste water that may collect there At every summit of rising mains At street corners to control the flow of water ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Laying of sewers is usually done with the help of A Theodolite A compass A plane table Sight rails and boning rods A Theodolite A compass A plane table Sight rails and boning rods ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Cleaning is done by (i) Scraping and removal in filters slow sand (ii) Back washing in slow sand filters (iii) Scraping and removal in filters rapid sand (iv) Back washing in rapid sand filters The correct answer is (ii) and (iv) (i) and (iv) (ii) and (iii) (i) and (ii) (ii) and (iv) (i) and (iv) (ii) and (iii) (i) and (ii) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering If the average daily consumption of a city is 100,000 m³, the maximum daily consumption on peak hourly demand will be 180000 m³ 150000 m³ 100000 m³ 270000 m³ 180000 m³ 150000 m³ 100000 m³ 270000 m³ ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The biochemical treatment of sewage effluents is essentially a process of Alkalinization Dehydration Reduction Oxidation Alkalinization Dehydration Reduction Oxidation ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering A sewer that receives the discharge of a number of house sewers is called Lateral sewer Intercepting sewer House sewer Sub-main sewer Lateral sewer Intercepting sewer House sewer Sub-main sewer ANSWER DOWNLOAD EXAMIANS APP
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