Chemical Reaction Engineering Pick out the wrong statement pertaining to space velocity of flow reactors. None of these The unit of space velocity is (time)⁻¹ The space velocity of 3 hr⁻¹ means that three reactor volumes of feed at specified conditions are being fed into the reactor every hour The space velocity of 3 hr⁻¹ means that one third reactor volume of feed at specified conditions are being fed into the reactor None of these The unit of space velocity is (time)⁻¹ The space velocity of 3 hr⁻¹ means that three reactor volumes of feed at specified conditions are being fed into the reactor every hour The space velocity of 3 hr⁻¹ means that one third reactor volume of feed at specified conditions are being fed into the reactor ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The energy balance equation over a tubular reactor under transient conditions is An algebric differential equation A non-linear partial differential equation A linear partial differential equation An ordinary non-linear differential equation An algebric differential equation A non-linear partial differential equation A linear partial differential equation An ordinary non-linear differential equation 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 Use batch reactor or plug flow reactor, when a > b Use high pressure and eliminate inerts, when a > b Avoid recycle, when a > b Use CSTR with a high conversion, when a > b Use batch reactor or plug flow reactor, when a > b Use high pressure and eliminate inerts, when a > b Avoid recycle, when a > b Use CSTR with a high conversion, when a > b ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In a continuous flow stirred tank reactor, the composition of the exit stream Is same as that in the reactor None of these Is different than that in the reactor Depends upon the flow rate of inlet stream Is same as that in the reactor None of these Is different than that in the reactor Depends upon the flow rate of inlet stream 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 1 0.1 0.5 1 0.1 0.5 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Most important characteristics of gas-liquid reactors are the Specific inter-facial area Liquid hold-up None of these Both A and B Specific inter-facial area Liquid hold-up None of these Both A and B ANSWER DOWNLOAD EXAMIANS APP
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