A. Gas film
B. Ash
C. Chemical reaction
D. None of these
A. Is same as plug-flow reactor
B. Is same as ideal stirred tank reactor
C. Employs mixing in axial direction only
D. Is most suitable for gas phase reaction
A. Adiabatic
B. Isothermal
C. Non-adiabatic
D. None of these
A. A highly exothermic reaction is to be controlled
B. Undesirable side reaction (at high concentration of one of the reactants) is to be avoided
C. A gas is to be reacted with liquid (e.g. hydrogenation of fat)
D. All A., B., and C.
A. Directly proportional to
B. Inversely proportional to
C. Independent of
D. None of these
A. Mixed
B. Integral (plug flow)
C. Differential (flow)
D. Either A., B. and C.
A. Increases
B. Decreases
C. Decreases exponentially
D. Can either increase or decrease; depends on the frequency factor