Environmental Engineering in CE 5-200 μm size particles are called Colloids or aerosols Smoke Dust Powder Colloids or aerosols Smoke Dust Powder ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Noise level heard at a distance of about 100 metres from a jet engine with after burner is about __________ decibels. 170 200 140 120 170 200 140 120 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The widest explosive limit is of __________ , thereby making it the most explosive gas. Carbon monoxide Acetylene Petrol vapor Hydrogen Carbon monoxide Acetylene Petrol vapor Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Tolerable limit of nitrogen oxides in air is __________ ppm. 1 0.1 5 25 1 0.1 5 25 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of bacteria in potable (drinking) water causes Turbidity Bad taste & colour Bad odour Disease Turbidity Bad taste & colour Bad odour Disease ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following industries discharge mercury as a pollutant? Chloro-alkali industry Phosphoric acid plant Tanneries Beverage plant Chloro-alkali industry Phosphoric acid plant Tanneries Beverage plant ANSWER DOWNLOAD EXAMIANS APP
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