Environmental Engineering in CE High noise level in a chemical plant can be controlled by the Protection of operating personnel Path control of noise Suppression of noise at the source itself All of these Protection of operating personnel Path control of noise Suppression of noise at the source itself All of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Carcinogenic air pollutants cause Cancer Bone decay Asphyxiation (suffocation) Anemia Cancer Bone decay Asphyxiation (suffocation) Anemia ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Main pollutants released from iron & steel industry is CO, CO₂ & SO₂ H₂S, NO & SO₃ CO₂, H₂S & NO₂ SO₃, NO₂ & CO₂ CO, CO₂ & SO₂ H₂S, NO & SO₃ CO₂, H₂S & NO₂ SO₃, NO₂ & CO₂ ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Oil and grease present in an emulsified state in waste water discharged from industries can be removed by Skimming off Settling out using chemical reagents Biological oxidation Chlorination Skimming off Settling out using chemical reagents Biological oxidation Chlorination ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Permissible safe limit (TLV) of __________ toxic gas is 100-1000 parts per million (ppm). Extremely Highly Moderately Very extremely Extremely Highly Moderately Very extremely ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Sound produced by an automobile horn heard at a distance of 1.5 metres corresponds to about __________ decibels. 120 150 180 90 120 150 180 90 ANSWER DOWNLOAD EXAMIANS APP
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