Environmental Engineering in CE Most of the atmospheric air pollutants are present in large quantity in Trophosphere Stratosphere Mesosphere Thermosphere Trophosphere Stratosphere Mesosphere Thermosphere ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following processes is involved in the biochemical treatment of sewage effluents? Dehydration Fermentation Reduction Oxidation Dehydration Fermentation Reduction Oxidation ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Bag filter design is predominantly dependent on gas temperature, as it affects the gas density & viscosity and the selection of filtering material. The pressure drop in a bag filter is Both B and C Inversely proportional to viscosity of gas Proportional to the viscosity & density of the gas Proportional to the pressure of the gas Both B and C Inversely proportional to viscosity of gas Proportional to the viscosity & density of the gas Proportional to the pressure of the gas ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The maximum permissible noise level to which a man working in a chemical plant can be exposed for eight hours per day is about __________ decibels. 90 120 105 60 90 120 105 60 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE TLV of lead for public sewer/waste water is about __________ ppm. 25 150 1 650 25 150 1 650 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE As per the world health organisation (WHO) specification, the maximum permissible concentration (i.e., TLV) of particulate matter in air is __________ μg/m³.(μg-microgram) 10 90 750 800 10 90 750 800 ANSWER DOWNLOAD EXAMIANS APP
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