Environmental Engineering in CE 80% less than 200 mesh size particles are called Aggregates Grit Powder Smoke Aggregates Grit Powder Smoke ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Noise level audible to audience sitting in the 5th row from the stage during a large orchestra show corresponds to about __________ decibels. 160 105 135 185 160 105 135 185 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The ratio of oxygen available to the oxygen required for stabilisation of sewage is called the Biological oxygen demand (BOD) Oxygen ion concentration Bacterial stability factor Relative stability Biological oxygen demand (BOD) Oxygen ion concentration Bacterial stability factor Relative stability ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The detrimental effect on organism and water quality with temperature rise of aquatic system is the reduction of __________ of water. Dissolved oxygen content All of these Vapor pressure Biological oxygen demand Dissolved oxygen content All of these Vapor pressure Biological oxygen demand ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE In water chemical treatment plant, use of chloramines ensures Removal of permanent hardness Taste & odour control Weed control in reservoirs Disinfection Removal of permanent hardness Taste & odour control Weed control in reservoirs Disinfection ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE High noise levels produced during operation of fans and compressors can be reduced by using Mufflers (silencers) Accoustical absorbent Lagging of noisy duct None of these Mufflers (silencers) Accoustical absorbent Lagging of noisy duct None of these ANSWER DOWNLOAD EXAMIANS APP
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