Chemical Reaction Engineering For all positive reaction orders for a particular duty, Mixed reactor is always larger than the plug-flow reactor Density variation during reaction affects design Ratio of the volume of the mixed reactor to that of the plug-flow reactor decreases with order Reactor size is independent of the type of flow Mixed reactor is always larger than the plug-flow reactor Density variation during reaction affects design Ratio of the volume of the mixed reactor to that of the plug-flow reactor decreases with order Reactor size is independent of the type of flow ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Exposure of a photographic plate to produce a latent image is an example of __________ reaction. Photochemical Very slow Very fast Both B and C Photochemical Very slow Very fast Both B and C ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For a first order chemical reaction in a porous catalyst, the Thiele modulus is 10. The effectiveness factor is approximately equal to 0.1 1 0.5 0.1 1 0.5 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A first order reaction A → B occurs in an isothermal porous catalyst pellet of spherical shape. If the concentration of A at the centre of the pellet is much less than at the external surface, the process is limited by External mass transfer None of these Reaction Diffusion within the pellet External mass transfer None of these Reaction Diffusion within the pellet ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A catalyst promoter Acts as a catalyst support Itself has very high activity All of these Improves the activity of a catalyst Acts as a catalyst support Itself has very high activity All of these Improves the activity of a catalyst ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For series reaction, the relative yield Both A and C hold good Decreases with increasing conversion Is always greater for plug-flow reactor than for the single CSTR of the same volume Statement in A is wrong Both A and C hold good Decreases with increasing conversion Is always greater for plug-flow reactor than for the single CSTR of the same volume Statement in A is wrong ANSWER DOWNLOAD EXAMIANS APP
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