Environmental Engineering in CE Presence of excess flourine in water causes Respiratory disease Tooth decay Dental cavity Fluorosis Respiratory disease Tooth decay Dental cavity Fluorosis ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE From pollution control point of view, the maximum permissible concentration of sulphur dioxide in atmospheric air is about __________ ppm. 1 50 5 500 1 50 5 500 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which is the most efficient dust removal equipment for removal of sub-micronic dust particles from blast furnace gas? Electrostatic precipitator Gravity settling chamber Packed scrubber Hydrocyclone Electrostatic precipitator Gravity settling chamber Packed scrubber Hydrocyclone ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The maximum CO₂ is emitted into the atmosphere by Biomass burning Trees Combustion Urea Biomass burning Trees Combustion Urea ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE A gas is termed as non-toxic, if its maximum permissible concentration (TLV) ranges from __________ ppm. 10000 to 100000 1000 to 2000 3000 to 6000 6000 to 9000 10000 to 100000 1000 to 2000 3000 to 6000 6000 to 9000 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 Insufficient supply of combustion air and insufficient time for combustion Poor design & overloading of furnace Poor quality of fuel and improper mixing of fuel & combustion air All of these Insufficient supply of combustion air and insufficient time for combustion Poor design & overloading of furnace ANSWER DOWNLOAD EXAMIANS APP
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