Environmental Engineering in CE Acute danger to human life (i.e. death) exists, if the concentration of CO₂ in atmospheric air exceeds __________ percent (by volume). 3 7 1 20 3 7 1 20 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE __________ substances present in sewage are removed in grit chamber during sewage treatment. Organic Fatty Dissolved Inorganic Organic Fatty Dissolved Inorganic ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Operating principle of cyclone separator is based on the action of __________ dust particles. Electrostatic force on Centrifugal force on Diffusion of Gravitational force on Electrostatic force on Centrifugal force on Diffusion of Gravitational force on ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Ionisation potential employed in the industrial electrostatic precipitator is of the order of 30 to 70 kV AC 230 V AC 30 to 70 kV DC 230 V DC 30 to 70 kV AC 230 V AC 30 to 70 kV DC 230 V DC ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The permissible color for domestic water supply is __________ ppm. 1000 20 1 100 1000 20 1 100 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The main type of sludge gas evolved during sewage treatment in Imhoff tank is H₂ CO₂ CO CH₄ H₂ CO₂ CO CH₄ ANSWER DOWNLOAD EXAMIANS APP
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