Chemical Reaction Engineering The equilibrium constant of a catalytic chemical reaction __________ due to the presence of a catalyst. Increases Decreases Remains unaffected Unpredictable from the data Increases Decreases Remains unaffected Unpredictable from the data ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The most unsuitable reactor for carrying out reactions in which high reactant concentration favours high yields is Plug flow reactor Backmix reactor Series of CSTR PFR in series Plug flow reactor Backmix reactor Series of CSTR PFR in series ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Space time equals the mean residence time For narrow diameter tubular reactor For CSTR When the density of the reaction mixture is constant For large diameter tubular reactor For narrow diameter tubular reactor For CSTR When the density of the reaction mixture is constant For large diameter tubular reactor ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering An exothermic reaction takes place in an adiabatic reactor. The product temperature __________ reactor feed temperature. Is always less than Is always greater than May be greater or less than Is always equal to Is always less than Is always greater than May be greater or less than Is always equal to ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For an autocatalytic reactor, the suitable reactor set up is CSTR in series CSTR followed by P.F. reactor P.F. reactor followed by CSTR P.F. reactors in series CSTR in series CSTR followed by P.F. reactor P.F. reactor followed by CSTR P.F. reactors in series ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following is not a dimension-less group used in catalysis ? (where, D = dispersion co-efficient, cm² /sec.D1 = diffusion co-efficient; cm²/sec L = length of the reactor, cm t = time, sec, v = volumetric flow rate, cm³/sec . V = volume, cm³.) None of these Reduced time (vt/V) Thiele modulus (L√(k/D1) Reactor dispersion number (D/vL) None of these Reduced time (vt/V) Thiele modulus (L√(k/D1) Reactor dispersion number (D/vL) ANSWER DOWNLOAD EXAMIANS APP
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