Environmental Engineering in CE Ionisation potential employed in the industrial electrostatic precipitator is of the order of 230 V AC 230 V DC 30 to 70 kV DC 30 to 70 kV AC 230 V AC 230 V DC 30 to 70 kV DC 30 to 70 kV AC ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE TLV of aldrin in public water supply system is about __________ μg/litre. 0.5 1097 17 357 0.5 1097 17 357 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which is the most widely used coagulant for the treatment of turbid water? Ferric chloride Sodium aluminate Alum (aluminium sulphate) Lime Ferric chloride Sodium aluminate Alum (aluminium sulphate) Lime ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Smog is A combination of smoke and fog A liquid particle resulting from vapor condensation Nothing but black smoke A solid particle e.g. flyash A combination of smoke and fog A liquid particle resulting from vapor condensation Nothing but black smoke A solid particle e.g. flyash ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Radioactive substances present in the polluted water stream can be removed by Adsorption in ion exchange materials Biological oxygen treatment Coagulation and filtration None of these Adsorption in ion exchange materials Biological oxygen treatment Coagulation and filtration None of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following dust collection equipments is the least efficient (for sub-micronic particles)? Hollow wet scrubber Dust catcher (gravity type) Bag filter Cyclone separator Hollow wet scrubber Dust catcher (gravity type) Bag filter Cyclone separator ANSWER DOWNLOAD EXAMIANS APP
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