Environmental Engineering Alkalinity in water is expressed as milligrams per litre in terms of equivalent Magnesium carbonate Sodium carbonate Calcium carbonate Calcium hydroxide Magnesium carbonate Sodium carbonate Calcium carbonate Calcium hydroxide ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The minimum and maximum diameters of sewers shall preferably be 15 cm and 300 cm 60 cm and 300 cm 15 cm and 100 cm 30 cm and 450 cm 15 cm and 300 cm 60 cm and 300 cm 15 cm and 100 cm 30 cm and 450 cm ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Which of the following sewers is preferred for combined system of sewage? None of these Circular sewer Rectangular sewer Egg shaped sewer None of these Circular sewer Rectangular sewer Egg shaped sewer ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The suitable layout of distribution system for a city with roads of rectangular pattern is Ring system Grid iron system Radial system Dead end system Ring system Grid iron system Radial system Dead end system 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 Air binding phenomena in rapid sand filters occur due to Excessive negative head Mud ball formation Higher turbidity in the effluent Low temperature Excessive negative head Mud ball formation Higher turbidity in the effluent Low temperature ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS