Chemical Reaction Engineering In an ideal tubular-flow reactor There is no mixing in longitudinal direction Mixing takes place in radial direction All of these There is a uniform velocity across the radius There is no mixing in longitudinal direction Mixing takes place in radial direction All of these There is a uniform velocity across the radius ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For a homogeneous reaction of nth order, the dimension of the rate constant is given by None of these (concentration)n - 1/(time) (concentration)1 - n/(time) L/(time)n None of these (concentration)n - 1/(time) (concentration)1 - n/(time) L/(time)n ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The effectiveness factor for large value of Thiele modulus (L√(K/D1)) of a solid catalysed first order reaction is equal to (where, L = length of the reactor, cm, D1 = diffusion co-efficient, cm²/second) 1/(L√(K/D1)) 1 L√(K/D1) ∞ 1/(L√(K/D1)) 1 L√(K/D1) ∞ ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In a reversible reaction, a catalyst increases the rate of forward reaction To a greater extent than that of the backward reaction And the backward reaction equally And decreases that of the backward reaction Only To a greater extent than that of the backward reaction And the backward reaction equally And decreases that of the backward reaction Only ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The rate of reaction does not decrease appreciably as the reaction proceeds in case of __________ reactions. Exothermic Autothermal Endothermic Autocatalytic Exothermic Autothermal Endothermic Autocatalytic ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following is an independent variable for a batch tank reactor with uniform concentration and temperature? Diameter of the reactor Useful volume of the tank None of these Time Diameter of the reactor Useful volume of the tank None of these Time ANSWER DOWNLOAD EXAMIANS APP
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