Environmental Engineering in CE Most of the atmospheric air pollutants are present in large quantity in Thermosphere Stratosphere Mesosphere Trophosphere Thermosphere Stratosphere Mesosphere Trophosphere 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 __________ plant emits large amount of SO₂ as an air pollutant. Chloralkali Sulphuric acid Nitric acid Iron & steel Chloralkali Sulphuric acid Nitric acid Iron & steel ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE 'Pneumoconiosis' is a disease caused by the inhalation of __________ dust. Lime Coal Iron ore Uranium ore Lime Coal Iron ore Uranium ore 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. 2000 500 5 1000 2000 500 5 1000 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE When the concentration of SO₂ in air is greater than __________ ppm, it gives a pungent smell. 0.1 4 1 0.01 0.1 4 1 0.01 ANSWER DOWNLOAD EXAMIANS APP
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