Related Questions

With increase in the order of reaction (for all positive reaction orders), the ratio of the volume of mixed reactor to the volume of plug flow reactor (for identical feed composition, flow rate and conversion)
A Increases
B Decreases
C Remains same
D Increases linearly
The ratio of volumes of the mixed reactor to the plug flow reactor (for identical feed composition, flow rate, conversion, and for all positive reaction orders) is always
A 1
B >1
C Equal to the order of reaction
For identical flow rate, feed composition and for elementary first order reactions, 'N' equal sized mixed reactors in series with a total volume 'V' gives the same conversion as a single plug flow reactor of volume 'V' for constant density systems. This is true, when the value of 'N' is
A 1
B >1
C ∞
D ≥1
The size of plug flow reactor (PFR) for all positive reaction orders and for any given duty, is __________ that of mixed reactor.
A Greater than
B Equal to
C Smaller than
D Unpredictable from the data
For identical flow rate and feed composition, X plug flow reactors (PER) in series with a total volume V gives the same conversion as single
A CSTR of volume V
B PFR of volume V
C CSTR of volume $$\frac{{\text{V}}}{{\text{X}}}$$
D PFR of volume $$\frac{{\text{V}}}{{\text{X}}}$$
An irreversible first order reaction is being carried out in a CSTR and PFR of same volume. The liquid flow rates are same. The relative conversion will
A Be more in CSTR than in PFR
B Be more in PFR than in CSTR
C Be same in both cases
D Depend on the temperature
In case of a __________ reactor, the composition in the reactor and at the exit of the reactor is the same.
A Semi-batch
B Tubular
C Batch
D Back-mix
One mole feed of a binary mixture of a given composition is flash vaporised at a fixed P and T. If Raoult's law is obeyed, then changing the feed composition would effect
A The product composition but not the fraction vaporised
B The product composition as well as the fraction vaporised
C The fraction vaporised but not the product composition
D Neither the product composition nor the fraction vaporised
On moving the feed line (q-line) from saturated liquid feed (vertical position) to saturated vapor feed (horizontal feed), if the slope of both the operating lines are to be increased, then it will result in
A Greater degree of separation with a fixed number of trays
B Increased reboiler load
C Increased reflux ratio
D None of these
A reversible liquid phase endothermic reaction is to be carried out in a plug flow reactor. For minimum reactor volume, it should be operated such that the temperature along the length
A Decreases
B Increases
C Is at the highest allowable temperature throughout
D First increases and then decreases

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