Environmental Engineering The most commonly used sewer under culverts is Circular cast iron sewer Horseshoe type sewer Circular brick sewer Semi-elliptical sewer Circular cast iron sewer Horseshoe type sewer Circular brick sewer Semi-elliptical sewer ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering If Biochemical oxygen demand (BOD) of a town is 20000 kg/day and BOD per capita per day is 0.05 kg, then population equivalent of town is 4,00,000 1,00,000 4000 1000 4,00,000 1,00,000 4000 1000 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The velocity of flow of water in a sedimentation tank is about 15 to 30 cm/minute 15 to 30 cm/hour 5 to 10 cm/sec 15 to 30 cm/sec 15 to 30 cm/minute 15 to 30 cm/hour 5 to 10 cm/sec 15 to 30 cm/sec ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering For satisfactory working of a sludge digestion unit, the pH range of digested sludge should be maintained as 10.5 to 12.0 4.5 to 6.0 6.5 to 8.0 8.5 to 10.0 10.5 to 12.0 4.5 to 6.0 6.5 to 8.0 8.5 to 10.0 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Select the correct relationship between porosity (N), specific yield (y) and specific retention (R) R = N + y N = y + R R > (N + y) y = N + R R = N + y N = y + R R > (N + y) y = N + R ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The most common cause of acidity in water is Hydrogen Nitrogen Oxygen Carbon dioxide Hydrogen Nitrogen Oxygen Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP