Environmental Engineering in CE Smog is not formed due to the presence of __________ in the atmosphere. Any of these NOx CO₂ SO₂ Any of these NOx CO₂ SO₂ ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Inhalation of silica dust by human being causes Both B & C Tuberculosis Asphyxiation Shortness of breath Both B & C Tuberculosis Asphyxiation Shortness of breath ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The weakest sound that can be heard by a person in a quiet environment is equivalent to __________ decibel. 10 5 1 20 10 5 1 20 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Threshold Limit Value (TLV) is the maximum allowable concentration (i.e. safe limit) of pollutants in air. Safe limit for SO₂ in air is __________ ppm. 1000 5 2000 500 1000 5 2000 500 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE In water chemical treatment plant, use of chloramines ensures Taste & odour control Removal of permanent hardness Weed control in reservoirs Disinfection Taste & odour control Removal of permanent hardness Weed control in reservoirs Disinfection ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Salt content in sea water is about __________ percent. 10 3.5 1 0.5 10 3.5 1 0.5 ANSWER DOWNLOAD EXAMIANS APP
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