Chemical Reaction Engineering For an isothermal second order aqueous phase reaction, A → B, the ratio of the time required for 90% conversion to the time required for 45% conversion is 11 22 2 4 11 22 2 4 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Differential method for analysing the kinetic data is used For testing complicated mechanisms None of these When rate expressions are very simple When the data are scattered For testing complicated mechanisms None of these When rate expressions are very simple When the data are scattered ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering With increase in the order of reaction (for all positive reaction orders), the ratio of the volume of mixed reactor to the volume of plug flow reactor (for identical feed composition, flow rate and conversion) Decreases Increases Increases linearly Remains same Decreases Increases Increases linearly Remains same ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The response curve for a step input signal from a reactor is called C-curve. The variance of C-curve in a 'tanks in series model' comprising of 'm' tanks is equal to m 1/m √m m² m 1/m √m m² ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The following gas phase reactions are carried out isothermally in a CSTR.A → 2R ; r₁ = K₁pA ;K₁ = 20mole/(sec.m³ bar)A → 3S ; r₂ = K₂ pA ;K₂ = 40mole/ (sec.m³ .bar)What is the maximum possible value of FR(mole/sec.) ? 43864 43832 2 43833 43864 43832 2 43833 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Sometimes, batch process is preferred over continuous process, when the product Quality & yield can not be achieved in continuous processes, because of long residence time Neither A nor B Sales demand is fluctuating Both A & B Quality & yield can not be achieved in continuous processes, because of long residence time Neither A nor B Sales demand is fluctuating Both A & B ANSWER DOWNLOAD EXAMIANS APP
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