Environmental Engineering in CE Presence of nitrates in water in excess of 50 ppm causes Gastroentetitis Asphyxiation Tooth decay Mathenoglobenemia Gastroentetitis Asphyxiation Tooth decay Mathenoglobenemia ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE White smoke coming out of the chimney of a furnace indicates the use of Very high excess air Low excess air Liquid fuel in the furnace Gaseous fuel in the furnace Very high excess air Low excess air Liquid fuel in the furnace Gaseous fuel in the furnace ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Pollution by particulate matter emission in the atmosphere does not take place during metal Polishing Cutting Machining Grinding Polishing Cutting Machining Grinding ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Hydrogen ion concentration in distilled water is 7 x 10⁷ 10⁻⁷ 10⁷ 7 x 10⁻⁷ 7 x 10⁷ 10⁻⁷ 10⁷ 7 x 10⁻⁷ ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Ambient noise level can be reduced by __________ decibels by planting trees (like coconut, neem etc.) near public utility buildings (like hospitals & schools). 15-20 43961 43832 25-30 15-20 43961 43832 25-30 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE What are the methods of treatment & disposal of radioactive wastes? Evaporation & chemical precipitation Biological methods & adsorption in ion exchange materials All of these Fixing into a solid mass with cement and sinking deep in the sea Evaporation & chemical precipitation Biological methods & adsorption in ion exchange materials All of these Fixing into a solid mass with cement and sinking deep in the sea ANSWER DOWNLOAD EXAMIANS APP
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