Environmental Engineering The type of sewer which is suitable for both combined and separate system is Circular sewer Semi-elliptical sewer Egg shaped sewer Horseshoe type sewer Circular sewer Semi-elliptical sewer Egg shaped sewer Horseshoe type sewer ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering If the time of concentration is 9 minutes, then the intensity of rainfall according to British Ministry of Health formula will be 40 mm/hr 10 mm/hr 20 mm/hr 4 mm/hr 40 mm/hr 10 mm/hr 20 mm/hr 4 mm/hr ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The main disadvantage of cement concrete sewers is Difficulty in construction Less life Less strength Difficulty in transportation due to heavy weight Difficulty in construction Less life Less strength Difficulty in transportation due to heavy weight ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The self cleansing velocity for all sewers in India is usually 1.0 m/sec to 1.2 m/sec 1.5 m/sec to 2.0 m/sec 3.0 m/sec to 3.5 m/sec Less than 1.0 m/sec 1.0 m/sec to 1.2 m/sec 1.5 m/sec to 2.0 m/sec 3.0 m/sec to 3.5 m/sec Less than 1.0 m/sec ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering On standard silica scale, the turbidity in drinking water should be limited to 10 ppm 30 ppm 50 ppm 20 ppm 10 ppm 30 ppm 50 ppm 20 ppm ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Sewerage system is usually designed for 25 years 27 years 28 years 26 years 25 years 27 years 28 years 26 years ANSWER DOWNLOAD EXAMIANS APP