Chemical Reaction Engineering For an ideal plug flow reactor, the value of Peclet number is 0 1 10 ∞ 0 1 10 ∞ ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A backmix reactor Employs mixing in axial direction only Is most suitable for gas phase reaction Is same as plug-flow reactor Is same as ideal stirred tank reactor Employs mixing in axial direction only Is most suitable for gas phase reaction Is same as plug-flow reactor Is same as ideal stirred tank reactor ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering An autothermal reactor is Isothermal in nature Most suitable for a reversible reaction Most suitable for a second order reaction Completely self-supporting in its thermal energy requirements Isothermal in nature Most suitable for a reversible reaction Most suitable for a second order reaction Completely self-supporting in its thermal energy requirements ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The space time is equivalent to the holding time in a steady state mixed reactor for Gas reactions with changing no. of moles Non-isothermal gas reaction Variable fluid density systems Constant fluid density systems Gas reactions with changing no. of moles Non-isothermal gas reaction Variable fluid density systems Constant fluid density systems ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In solid catalysed reactions the diffusional effects are more likely to affect the overall rate of reaction for Fast reaction in catalyst of large pore diameter Slow reactions in catalyst of small pore diameter Fast reactions in catalyst of small pore diameter Slow reactions in catalyst of large pore diameter Fast reaction in catalyst of large pore diameter Slow reactions in catalyst of small pore diameter Fast reactions in catalyst of small pore diameter Slow reactions in catalyst of large pore diameter ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Pick the WRONG design guideline for a reactor in which the reactions, A → R (desired) and A → S (undesired) are to take place. The ratio of the reaction rates is rR/rS = (k₁/k₂).Csub>Aa-b Avoid recycle, when a > b Use CSTR with a high conversion, when a > b Use high pressure and eliminate inerts, when a > b Use batch reactor or plug flow reactor, when a > b Avoid recycle, when a > b Use CSTR with a high conversion, when a > b Use high pressure and eliminate inerts, when a > b Use batch reactor or plug flow reactor, when a > b ANSWER DOWNLOAD EXAMIANS APP
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