Environmental Engineering in CE Salt content in sea water is about __________ percent. 1 0.5 3.5 10 1 0.5 3.5 10 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Maximum allowable concentration of CO₂ in air for safe working is __________ ppm (parts per million). 1000 2000 5000 50 1000 2000 5000 50 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Workers working in __________ industry are most prone to white lung cancer. Limestone mining Textile Asbestos Coal mining Limestone mining Textile Asbestos Coal mining ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Siderosis is a disease caused by the inhalation of __________ dust. Iron None of these Silica Coal Iron None of these Silica Coal ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Green house effect is accentuated by Increased transportation activity Rapid industrialisation Deforestation All of these Increased transportation activity Rapid industrialisation Deforestation All of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Ionisation potential employed in the industrial electrostatic precipitator is of the order of 230 V DC 230 V AC 30 to 70 kV AC 30 to 70 kV DC 230 V DC 230 V AC 30 to 70 kV AC 30 to 70 kV DC ANSWER DOWNLOAD EXAMIANS APP