Chemical Reaction Engineering Which of the following is used for calcination of limestone and dolomite in industrial practice? Fixed bed reactor Moving bed reactor None of these Fluidised bed reactor Fixed bed reactor Moving bed reactor None of these Fluidised bed reactor ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The temperature dependence of reaction rate constant (K) by Arhenius law is given by K α eE/RT K α √T . e-E/RT K α e-E/RT K α T . e-E/RT K α eE/RT K α √T . e-E/RT K α e-E/RT K α T . e-E/RT ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For a mixed flow reactor operating at steady state, the rate of reaction is given by FA0/V . Xsub>A - dCsub>A/dt FA0/V - dCsub>A/dt FA0/V + dCsub>A/dt FA0/V . Xsub>A - dCsub>A/dt FA0/V - dCsub>A/dt FA0/V + dCsub>A/dt ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For reactions in parallel viz A → P (desired product) and A → Q (unwanted product), if the order of the desired reaction is higher than that of the undesired reaction, a Tubular reactor is preferred over a single CSTR for high yield Both A and B Batch reactor is preferred over a single CSTR for high yield Single CSTR is the most suitable Tubular reactor is preferred over a single CSTR for high yield Both A and B Batch reactor is preferred over a single CSTR for high yield Single CSTR is the most suitable ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering According to the 'law of mass action', the rate of reaction is directly proportional to the Volume of the reaction vessel Nature of the reactants Equilibrium constant Molar concentration of the reactants Volume of the reaction vessel Nature of the reactants Equilibrium constant Molar concentration of the reactants 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 Reaction External mass transfer Diffusion within the pellet None of these Reaction External mass transfer Diffusion within the pellet None of these ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS