Chemical Reaction Engineering Fluidised bed reactor is characterised by Absence of continuous catalyst regeneration facility Comparatively smaller equipment Very small pressure drop Uniformity of temperature Absence of continuous catalyst regeneration facility Comparatively smaller equipment Very small pressure drop Uniformity of temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The performance equations for constant density systems are identical for P.F.R, batch reactor and backmix reactor P.F.R. and backmix reactor P.F.R. and batch reactor Batch reactor and backmix reactor P.F.R, batch reactor and backmix reactor P.F.R. and backmix reactor P.F.R. and batch reactor Batch reactor and backmix reactor 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) endothermic (ii) exothermic (i) exothermic (ii) endothermic (i) endothermic (ii) enodthermic (i) exothermic (ii) exothermic (i) endothermic (ii) exothermic (i) exothermic (ii) endothermic (i) endothermic (ii) enodthermic ANSWER DOWNLOAD EXAMIANS APP
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 22 2 11 4 22 2 11 4 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In an ideal mixed reactor (at steady state), the All of these Exit stream has the same composition as the fluid within the reactor Composition throughout the reactor remains same Space time is equivalent to holding time for constant density systems All of these Exit stream has the same composition as the fluid within the reactor Composition throughout the reactor remains same Space time is equivalent to holding time for constant density systems 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 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 There is no dynamic equilibrium between successive layer None of these Langmuir 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 There is no dynamic equilibrium between successive layer ANSWER DOWNLOAD EXAMIANS APP
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