Environmental Engineering in CE High noise levels produced during operation of fans and compressors can be reduced by using Mufflers (silencers) Accoustical absorbent None of these Lagging of noisy duct Mufflers (silencers) Accoustical absorbent None of these Lagging of noisy duct 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 Proportional to the viscosity & density of the gas Proportional to the pressure of the gas Inversely proportional to viscosity of gas Both B and C Proportional to the viscosity & density of the gas Proportional to the pressure of the gas Inversely proportional to viscosity of gas ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Fresh sewage is __________ in nature. Highly acidic Alkaline Acidic Neutral Highly acidic Alkaline Acidic Neutral ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Threshold limit value (TLV) of CO in air is __________ ppm. 5 5000 2000 50 5 5000 2000 50 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Photochemical smog is formed from automobile exhaust By reaction of hydrocarbon & nitric oxide in presence of sunlight Is harmful for crops and trees also besides causing eye irritation & asthma Appears only on sunny days All of these By reaction of hydrocarbon & nitric oxide in presence of sunlight Is harmful for crops and trees also besides causing eye irritation & asthma Appears only on sunny days All of these ANSWER DOWNLOAD EXAMIANS APP
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