Chemical Reaction Engineering For series reaction, the relative yield Statement in A is wrong Is always greater for plug-flow reactor than for the single CSTR of the same volume Both A and C hold good Decreases with increasing conversion Statement in A is wrong Is always greater for plug-flow reactor than for the single CSTR of the same volume Both A and C hold good Decreases with increasing conversion 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 At the inlet At the outlet In the reactor Averaged over the inlet and outlet At the inlet At the outlet In the reactor Averaged over the inlet and outlet ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Helium-mercury method is used for the measurement of the __________ of the catalyst. Surface area Both B & C Pore volume Porosity Surface area Both B & C Pore volume Porosity ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Half life period of decomposition of a liquid 'A' by irreversible first order reaction is 12 minutes. The time required for 75% conversion of 'A' is __________ minutes. 24 18 6 12 24 18 6 12 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering At a given value of E/R (ratio of activation energy and gas constant), the ratio of the rate constants at 500°K and 400°K is 2, if Arrhenious law is used. What will be this ratio, if transition state theory is used with the same value of E/R? 2 2.5 2.24 1.6 2 2.5 2.24 1.6 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If the catalyst pore size is small in comparison with the mean free path, collisions with the pore wall controls the process'. The diffusivity under this condition is called 'Knudsen diffusivity', which is affected by the Both A & B Pressure Temperature Neither A nor B Both A & B Pressure Temperature Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
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