Environmental Engineering in CE The pH value of oxidised sewage is about 1.8 6.2 13.4 7.3 1.8 6.2 13.4 7.3 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE High noise level in a chemical plant can be controlled by the Path control of noise All of these Suppression of noise at the source itself Protection of operating personnel Path control of noise All of these Suppression of noise at the source itself Protection of operating personnel ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE 'Safe limit' called Threshold Limit Value (TLV) of carbon monoxide in atmospheric air is < 50 ppm. The main source of carbon monoxide pollutant in air is the Automobiles exhaust Photochemical reaction in polluted atmosphere Burning of domestic fuel Industrial chimney exhaust Automobiles exhaust Photochemical reaction in polluted atmosphere Burning of domestic fuel Industrial chimney exhaust ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The length of rectangular sedimentation tank should not be more than(Where ‘B’ is the width of the tank) B 8B 2B 4B B 8B 2B 4B ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Atmospheric pollution caused by the exhaust gas of supresonic transport air-crafts is mostly in the atmospheric region called Troposphere Stratosphere Thermosphere Mesosphere Troposphere Stratosphere Thermosphere Mesosphere 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 Biological oxidation Settling out using chemical reagents Chlorination Skimming off Biological oxidation Settling out using chemical reagents Chlorination ANSWER DOWNLOAD EXAMIANS APP
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