Environmental Engineering The main disadvantage of oxidation pond is that Maintenance and operation cost are high Large area is required for construction None of these BOD removal is very low Maintenance and operation cost are high Large area is required for construction None of these BOD removal is very low ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The rate of Alteration of pressure filters is Less than that of slow sand filters In between the filtration rate of slow sand filters and rapid sand filters Greater than that of rapid sand filters Equal to that of slow sand filters Less than that of slow sand filters In between the filtration rate of slow sand filters and rapid sand filters Greater than that of rapid sand filters Equal to that of slow sand filters ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Chlorine demand of water is equal to Residual chlorine Sum of applied and residual chlorine Difference of applied and residual chlorine Applied chlorine Residual chlorine Sum of applied and residual chlorine Difference of applied and residual chlorine Applied chlorine ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The type of valve, which is provided on the suction pipe in a tube-well, is Pressure relief valve Sluice valve Air relief valve Reflux valve Pressure relief valve Sluice valve Air relief valve Reflux valve ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The major disadvantage of lime soda process of water softening is that The effluent cannot be reduced to zero hardness Huge amount of precipitate is formed which creates a disposal problem It is unsuitable for softening the water of excessive hardness It is unsuitable for turbid and acidic water The effluent cannot be reduced to zero hardness Huge amount of precipitate is formed which creates a disposal problem It is unsuitable for softening the water of excessive hardness It is unsuitable for turbid and acidic water ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The pipe which is used to carry the discharge from sanitary fittings like bath rooms, kitchens etc. is called Anti-siphonage pipe Soil pipe Vent pipe Waste pipe Anti-siphonage pipe Soil pipe Vent pipe Waste pipe ANSWER DOWNLOAD EXAMIANS APP
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