Environmental Engineering Which of the following sewers is preferred for combined system of sewage? Circular sewer Rectangular sewer Egg shaped sewer None of these Circular sewer Rectangular sewer Egg shaped sewer None of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Air binding phenomena in rapid sand filters occur due to Higher turbidity in the effluent Excessive negative head Low temperature Mud ball formation Higher turbidity in the effluent Excessive negative head Low temperature Mud ball formation ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The maximum discharge of a tube well is about 500 liters/sec 5 liters/sec 1000 liters/sec 50 liters/sec 500 liters/sec 5 liters/sec 1000 liters/sec 50 liters/sec ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The minimum dissolved oxygen which should always be present in water in order to save the aquatic life is 4 ppm 40 ppm 1 ppm 10 ppm 4 ppm 40 ppm 1 ppm 10 ppm ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering In chlorination, with the rise in temperature of water, death rate of bacteria Increases None of these Remains unaffected Decreases Increases None of these Remains unaffected Decreases ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Which of the following retards the self purification of stream? Satisfying oxygen demand None of these Higher temperature Sunlight Satisfying oxygen demand None of these Higher temperature Sunlight ANSWER DOWNLOAD EXAMIANS APP
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