Environmental Engineering The type of valve which allows water to flow in one direction but prevents its flow in the reverse direction is Sluice valve Pressure relief valve Reflux valve Air relief valve Sluice valve Pressure relief valve Reflux valve Air relief valve ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The type of valve, which is provided on the suction pipe in a tube-well, is Sluice valve Reflux valve Air relief valve Pressure relief valve Sluice valve Reflux valve Air relief valve Pressure relief valve ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The per capital consumption of a locality is affected by (i) Climatic conditions (ii) Quality of water (iii) Distribution pressure All (i), (ii) and (iii) Only (i) Both (i) and (iii) Both (i) and (ii) All (i), (ii) and (iii) Only (i) Both (i) and (iii) Both (i) and (ii) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The phenolic compounds in public water supply should not be more than 0.001 ppm 0.0001 ppm 0.1 ppm 0.01 ppm 0.001 ppm 0.0001 ppm 0.1 ppm 0.01 ppm ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering In chlorination, with the rise in temperature of water, death rate of bacteria Remains unaffected Decreases None of these Increases Remains unaffected Decreases None of these Increases ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering On standard silica scale, the turbidity in drinking water should be limited to 50 ppm 10 ppm 30 ppm 20 ppm 50 ppm 10 ppm 30 ppm 20 ppm ANSWER DOWNLOAD EXAMIANS APP