Environmental Engineering in CE Polyvinyl chloride containers are not suitable for storing Woolen clothes Foodstuffs Metallic powder None of these Woolen clothes Foodstuffs Metallic powder None of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is the common pollutant emitted from metallurgical smelters, thermal power plant and cement plants? SO₂ F NOx Hg SO₂ F NOx Hg ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE In water treatment, alum[Al2(SO₄)3] is used for the process of Sedimentation Filtration Disinfection Coagulation Sedimentation Filtration Disinfection Coagulation ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Infective bacteria in water is killed by the __________ process. Aeration None of these Sterilisation Disinfection Aeration None of these Sterilisation Disinfection ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Reingleman chart No. 2 corresponds to __________ percent black smoke. 80 20 10 40 80 20 10 40 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE From pollution control point of view, the maximum permissible concentration of sulphur dioxide in atmospheric air is about __________ ppm. 50 5 1 500 50 5 1 500 ANSWER DOWNLOAD EXAMIANS APP
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