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 Chlorine demand of water is equal to Applied chlorine Difference of applied and residual chlorine Sum of applied and residual chlorine Residual chlorine Applied chlorine Difference of applied and residual chlorine Sum of applied and residual chlorine Residual chlorine ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Dissolved oxygen in streams is Maximum at noon Minimum at noon Same throughout the day Maximum at midnight Maximum at noon Minimum at noon Same throughout the day Maximum at midnight 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 20 mm/hr 4 mm/hr 40 mm/hr 10 mm/hr 20 mm/hr 4 mm/hr 40 mm/hr 10 mm/hr ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Air binding phenomena in rapid sand filters occur due to Mud ball formation Higher turbidity in the effluent Excessive negative head Low temperature Mud ball formation Higher turbidity in the effluent Excessive negative head Low temperature ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The maximum efficiency of BOD removal is achieved in Oxidation pond Trickling filters Oxidation ditch Aerated lagoons Oxidation pond Trickling filters Oxidation ditch Aerated lagoons ANSWER DOWNLOAD EXAMIANS APP
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