Chemical Reaction Engineering For identical flow rate and feed composition, X plug flow reactors (PER) in series with a total volume V gives the same conversion as single PFR of volume V PFR of volume V/X CSTR of volume V/X CSTR of volume V PFR of volume V PFR of volume V/X CSTR of volume V/X CSTR of volume V ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Arrhenious equation represents graphically the variation between the __________ and temperature. Rate constant Activation energy Frequency factor Rate of reaction Rate constant Activation energy Frequency factor Rate of reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For a first order isothermal chemical reaction in a porous catalyst, the effectiveness factor is 0.3. The effectiveness factor will increase if the Catalyst size is reduced or the catalyst diffusivity is reduced Catalyst size is increased or the catalyst diffusivity is reduced Catalyst size is reduced or the catalyst diffusivity is increased Catalyst size is increased or the catalyst diffusivity is increased Catalyst size is reduced or the catalyst diffusivity is reduced Catalyst size is increased or the catalyst diffusivity is reduced Catalyst size is reduced or the catalyst diffusivity is increased Catalyst size is increased or the catalyst diffusivity is increased ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For a solid catalysed chemical reaction, the effectiveness of solid catalyst depends upon the __________ adsorption. Neither A nor B Physical Chemical Both A and B Neither A nor B Physical Chemical Both A and B ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering According to Arhenious equation of temperature dependency of rate constant for an elementary reaction K ∝ e-E/RT None of these K ∝ T e-E/RT K ∝ √T K ∝ e-E/RT None of these K ∝ T e-E/RT K ∝ √T ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If the rate of a chemical reaction becomes slower at a given temperature, then the Free energy of activation is lower Entropy changes Free energy of activation is higher Initial concentration of the reactants remains constant Free energy of activation is lower Entropy changes Free energy of activation is higher Initial concentration of the reactants remains constant ANSWER DOWNLOAD EXAMIANS APP
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