Environmental Engineering The maximum efficiency of BOD removal is achieved in Oxidation pond Oxidation ditch Trickling filters Aerated lagoons Oxidation pond Oxidation ditch Trickling filters Aerated lagoons ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The most commonly used sewer under culverts is Semi-elliptical sewer Circular brick sewer Horseshoe type sewer Circular cast iron sewer Semi-elliptical sewer Circular brick sewer Horseshoe type sewer Circular cast iron sewer ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Alkalinity in water is expressed as milligrams per litre in terms of equivalent Calcium hydroxide Magnesium carbonate Calcium carbonate Sodium carbonate Calcium hydroxide Magnesium carbonate Calcium carbonate Sodium carbonate ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The population of a town in three consecutive years are 5000, 7000 and 8400 respectively. The population of the town in the fourth consecutive year according to geometrical increase method is 10100 9800 10920 9500 10100 9800 10920 9500 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The overflow rate for plain sedimentation tanks is about 500 to 750 liters/hour/ m² 1000 to 1250 liters/hour/ m² 1500 to 2000 liters/hour/m² 1250 to 1500 liters/hour/m² 500 to 750 liters/hour/ m² 1000 to 1250 liters/hour/ m² 1500 to 2000 liters/hour/m² 1250 to 1500 liters/hour/m² ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The means of access for inspection and cleaning of sewer line is known as Inlet Manhole Drop manhole Catch basin Inlet Manhole Drop manhole Catch basin ANSWER DOWNLOAD EXAMIANS APP
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