Chemical Reaction Engineering In case of a P.F.R., there Neither A nor B Both A and B Should not be any mixing along the flow path May be lateral mixing of fluid Neither A nor B Both A and B Should not be any mixing along the flow path May be lateral mixing of fluid ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The rate of the chemical reaction A → B doubles as the concentration of A i.e.., CA is doubled. If rate of reaction is proportional to CAn, then what is the value of n for this reaction? 0.5 2 1 0.5 2 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The rate constant of a chemical reaction decreases by decreasing the Duration of reaction Concentration of reactants Temperature Pressure Duration of reaction Concentration of reactants Temperature Pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In the fluid catalytic cracker (FCC), the cracking reaction is __________ (i) and the regeneration is ____________ (ii) (i) exothermic (ii) exothermic (i) exothermic (ii) endothermic (i) endothermic (ii) exothermic (i) endothermic (ii) enodthermic (i) exothermic (ii) exothermic (i) exothermic (ii) endothermic (i) endothermic (ii) exothermic (i) endothermic (ii) enodthermic ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If Thiele modulus is __________ , then the pore diffusion resistance in a catalyst may be considered as negligible. > 0.5 0 < 0.5 ∞ > 0.5 0 < 0.5 ∞ ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Brunaur, Emmet and Teller (BET) equation is used to determine the specific surface area of a porous particle but not the pore volume & the porosity of the catalyst bed. Which of the following postulates is not used to derive BET equation? None of these Langmuir There is no dynamic equilibrium between successive layer The adsorbed layer may be polymolecular in thickness and the heat of adsorption in each layer (except the first one) is involved in each of the evaporation process None of these Langmuir There is no dynamic equilibrium between successive layer The adsorbed layer may be polymolecular in thickness and the heat of adsorption in each layer (except the first one) is involved in each of the evaporation process ANSWER DOWNLOAD EXAMIANS APP
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