Chemical Reaction Engineering A chemical reaction is of zero order, when the reaction rate is (where, CA = concentration of reactant) None of these Independent of temperature ∝ CA ∝ 1/CA None of these Independent of temperature ∝ CA ∝ 1/CA ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Promoter is added to the catalyst to improve its Porosity Surface area Sensitivity None of these Porosity Surface area Sensitivity None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The performance of a cascade of CSTR's can be improved by adding More CSTR's in parallel A P.F. reactor in series A P.F. reactor in parallel More CSTR's in series More CSTR's in parallel A P.F. reactor in series A P.F. reactor in parallel More CSTR's in series ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For the chemical reaction X → Y, it is observed that, on doubling the concentration of 'X', the reaction rate quadruples. If the reaction rate is proportional to Cxn, then what is the value of 'n' ? 4 16 2 43834 4 16 2 43834 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The 'E' curve for a non-ideal reactor defines the fraction of fluid having age between t and t + dt In the reactor Averaged over the inlet and outlet At the inlet At the outlet In the reactor Averaged over the inlet and outlet At the inlet At the outlet ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering With increase in temperature, the rate constant obeying Arhenious equation Decreases Increases Decreases exponentially Can either increase or decrease ; depends on the frequency factor Decreases Increases Decreases exponentially Can either increase or decrease ; depends on the frequency factor ANSWER DOWNLOAD EXAMIANS APP
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