Environmental Engineering in CE Higher concentration of nitrogen dioxide in atmospheric air causes Bronchitis Corrosion Asphyxiation Cancer Bronchitis Corrosion Asphyxiation Cancer ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is not a source of ozone emission in the atmosphere? High voltage electrical equipments Dermatological photo-therapy equipments Xerox machines Refrigerators High voltage electrical equipments Dermatological photo-therapy equipments Xerox machines Refrigerators ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Maximum permissible limit of industrial noise as recommended by World Health Organisation (WHO) is __________ decibels. 95 35 105 75 95 35 105 75 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE In large thermal power stations very fine particulates present in flue gas are removed by Electrostatic precipitators Wet scrubber Bag filter Dust catcher Electrostatic precipitators Wet scrubber Bag filter Dust catcher ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE In water treatment plant, zeolite process is used to remove the __________ of water. Acidity Alkalinity Hardness Iron & zinc Acidity Alkalinity Hardness Iron & zinc ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE What are the methods of treatment & disposal of radioactive wastes? 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 Evaporation & chemical precipitation Biological methods & adsorption in ion exchange materials All of these ANSWER DOWNLOAD EXAMIANS APP