Environmental Engineering in CE Fine grit present in sewage is removed in the __________ during sewage treatment. Grit chamber Detritus tank Skimming tank Trickling filter Grit chamber Detritus tank Skimming tank Trickling filter ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Sooty and sulphurous smog formed due to combustion of fossil fuels particularly in winter, continues throughout the day and night. When the moist atmospheric air's water vapor condenses on the solid particles of smoke thereby forming smog (smoke + fog), it causes Irritation in eyes Poor visibility due to sky darkening All of these Respiratory trouble Irritation in eyes Poor visibility due to sky darkening All of these Respiratory trouble ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Disinfection of water is done to remove Color Bad taste Bacteria Foul odour Color Bad taste Bacteria Foul odour ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Threshold limit value (TLV) i.e., the maximum permissible safe limit of phosgene gas which Hitler used to use to kill his enemies in 'gas chamber' is about __________ ppm. 100-200 10-100 100-1000 100-200 10-100 100-1000 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Deaeration of high pressure boiler feed water is done to reduce Its dissolved oxygen content Foaming from boilers Caustic embrittlement Its silica content Its dissolved oxygen content Foaming from boilers Caustic embrittlement Its silica content ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE 'Pneumoconiosis' is a disease caused by the inhalation of __________ dust. Uranium ore Iron ore Coal Lime Uranium ore Iron ore Coal Lime ANSWER DOWNLOAD EXAMIANS APP