Environmental Engineering in CE Which of the following industries discharge mercury as a pollutant? Phosphoric acid plant Tanneries Chloro-alkali industry Beverage plant Phosphoric acid plant Tanneries Chloro-alkali industry Beverage plant ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Smoke is produced due to Poor quality of fuel and improper mixing of fuel & combustion air All of these Poor design & overloading of furnace Insufficient supply of combustion air and insufficient time for combustion Poor quality of fuel and improper mixing of fuel & combustion air All of these Poor design & overloading of furnace Insufficient supply of combustion air and insufficient time for combustion ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Atmospheric pollution caused by the exhaust gas of supresonic transport air-crafts is mostly in the atmospheric region called Troposphere Stratosphere Thermosphere Mesosphere Troposphere Stratosphere Thermosphere Mesosphere ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The most commonly used chemical coagulant in water treatment is Hydrazine Lime Ferrous sulphate Alum Hydrazine Lime Ferrous sulphate Alum ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which is the most widely used coagulant for the treatment of turbid water? Lime Alum (aluminium sulphate) Ferric chloride Sodium aluminate Lime Alum (aluminium sulphate) Ferric chloride Sodium aluminate ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE When the concentration of SO₂ in air is greater than __________ ppm, it gives a pungent smell. 4 0.1 0.01 1 4 0.1 0.01 1 ANSWER DOWNLOAD EXAMIANS APP
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