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 4000 1,00,000 4,00,000 1000 4000 1,00,000 4,00,000 1000 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The velocity of flow of water in a sedimentation tank is about 15 to 30 cm/sec 15 to 30 cm/hour 5 to 10 cm/sec 15 to 30 cm/minute 15 to 30 cm/sec 15 to 30 cm/hour 5 to 10 cm/sec 15 to 30 cm/minute ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The type of valve, which is provided on the suction pipe in a tube-well, is Air relief valve Pressure relief valve Sluice valve Reflux valve Air relief valve Pressure relief valve Sluice valve Reflux valve ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering As compared to cast iron pipes, steel pipes are Costlier Stronger Heavier Less susceptible to corrosion Costlier Stronger Heavier Less susceptible to corrosion ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Which of the following sewers is preferred for combined system of sewage? Circular sewer None of these Rectangular sewer Egg shaped sewer Circular sewer None of these Rectangular sewer Egg shaped sewer ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Which of the following is not a water borne disease? Typhoid Malaria Dysentery Cholera Typhoid Malaria Dysentery Cholera ANSWER DOWNLOAD EXAMIANS APP
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