Environmental Engineering Which of the following compounds is widely used for algae control? Calcium chloride Sodium chloride Sodium sulphate Copper sulphate Calcium chloride Sodium chloride Sodium sulphate Copper sulphate ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The settling velocity of a particle in a sedimentation tank increases if None of these The surface area of tank is increased The depth of tank is decreased Particle size is decreased None of these The surface area of tank is increased The depth of tank is decreased Particle size is decreased ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Sewerage system is usually designed for 25 years 27 years 26 years 28 years 25 years 27 years 26 years 28 years ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Double filtration is used All of these To increase the filtration rapid sand filters capacity of For isolated buildings like pools, hotels etc swimming To increase the filtration slow sand filters capacity of All of these To increase the filtration rapid sand filters capacity of For isolated buildings like pools, hotels etc swimming To increase the filtration slow sand filters capacity of ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Composting and lagooning are the methods of Sludge disposal Sedimentation Sludge digestion Filtration Sludge disposal Sedimentation Sludge digestion Filtration 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 4000 1000 1,00,000 4,00,000 4000 1000 1,00,000 4,00,000 ANSWER DOWNLOAD EXAMIANS APP
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