Environmental Engineering As compared to higher pH values, the contact period required for efficient chlorination at lower pH values is Same Larger None of these Smaller Same Larger None of these Smaller ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Residual chlorine in water is determined by Both (A) and (B) Starch iodide method Orthotolidine method None of these Both (A) and (B) Starch iodide method Orthotolidine method None of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The rate of filtration in slow sand filters in million litres per day per hectare is about 500 to 600 1400 to 1500 100 to 150 50 to 60 500 to 600 1400 to 1500 100 to 150 50 to 60 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Which of the following sewers is preferred for combined system of sewage? Egg shaped sewer Circular sewer Rectangular sewer None of these Egg shaped sewer Circular sewer Rectangular sewer None of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Which of the following retards the self purification of stream? Higher temperature None of these Sunlight Satisfying oxygen demand Higher temperature None of these Sunlight Satisfying oxygen demand ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The suitable method of forecasting population for a young and rapidly increasing city is Incremental increase method Geometrical increase method Arithmetical increase method Graphical method Incremental increase method Geometrical increase method Arithmetical increase method Graphical method ANSWER DOWNLOAD EXAMIANS APP
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