Environmental Engineering in CE Water filtration rate in a rapid sand filter ranges from __________ kilolitres/m²/hr. 0.1 to 1 10 to 15 3 to 6 15 to 20 0.1 to 1 10 to 15 3 to 6 15 to 20 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The length of rectangular sedimentation tank should not be more than(Where ‘B’ is the width of the tank) 2B 8B 4B B 2B 8B 4B B ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The main pollutant in waste water discharged from a petroleum refinery is oil (both in free and emulsified form). Free oil is removed by Aerated lagoons Biological oxygen pond Trickling filters Gravity separator having oil skimming devices Aerated lagoons Biological oxygen pond Trickling filters Gravity separator having oil skimming devices ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE What is the major constituents of waste/polluted water discharged from textile, pulp & paper, tanning, distillary, dairy and meat packing industries? Natural organic products Inorganic pollutants None of these Radioactive substances Natural organic products Inorganic pollutants None of these Radioactive substances ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Radioactive solid nuclear wastes are disposed off by Underground burial in concrete containers Pathological incineration High temperature incineration Pyrolysis Underground burial in concrete containers Pathological incineration High temperature incineration Pyrolysis ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Persons working in cement plants and limestone quarries are more prone to disease like Silicosis Flourosis (bone disease) Cancer Asthma Silicosis Flourosis (bone disease) Cancer Asthma ANSWER DOWNLOAD EXAMIANS APP
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