Environmental Engineering in CE Aerodynamic noise resulting from turbulent gas flow is the most prevalent source of valve noise in fluid ilow control. It is caused due to Neither A nor B Shear forces Reynold stresses Both A & B Neither A nor B Shear forces Reynold stresses Both A & B 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 Appears only on sunny days All of these Is harmful for crops and trees also besides causing eye irritation & asthma By reaction of hydrocarbon & nitric oxide in presence of sunlight Appears only on sunny days All of these Is harmful for crops and trees also besides causing eye irritation & asthma ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is not a natural source of air pollution? Photochemical oxidation of organic matter Volcanic eruptions and lightening discharges Biological decay of vegetable matter None of these Photochemical oxidation of organic matter Volcanic eruptions and lightening discharges Biological decay of vegetable matter None of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Automobile exhaust is passed through two compartments catalytic converter employing platinum as catalyst for Conversion of NOx into N₂ and NH₃ in the first compartment Conversion of CO into CO₂ in the second compartment Oxidation of unburnt hydrocarbon fuel in the second compartment All of these Conversion of NOx into N₂ and NH₃ in the first compartment Conversion of CO into CO₂ in the second compartment Oxidation of unburnt hydrocarbon fuel in the second compartment All of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Turbidity of water is an indication of the presence of Dissolved gases Floating solids Dissolved solids Suspended inorganic matter Dissolved gases Floating solids Dissolved solids Suspended inorganic matter ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which is the most widely used coagulant for the treatment of turbid water? Alum (aluminium sulphate) Lime Sodium aluminate Ferric chloride Alum (aluminium sulphate) Lime Sodium aluminate Ferric chloride ANSWER DOWNLOAD EXAMIANS APP
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