Related Questions

For nearly isothermal operation involving large reaction time in a liquid-phase reaction, the most suitable reactor is a __________ reactor.
A Stirred tank
B Tubular flow
C Batch
D Fixed bed
With increase in the space time of an irreversible isothermal reaction being carried out in a P.F. reactor, the conversion will
A Increase
B Decrease
C Remain same
D Data in insufficient; can't be predicted
An isothermal irreversible reaction is being carried out in an ideal tubular flow reactor. The conversion in this case will __________ with decrease in space time.
A Increase
B Increase exponentially
C Decrease
D Remain unchanged
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
Which of the following fixes the volume of a batch reactor for a particular conversion and production rate?
A Operating conditions (e.g. pressure and temperature)
B Rate constant
C Density of mixture
D None of these
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
Batch files contain a group of MS-DOS commands that are run in successive order. What filename extension identifies batch files?
A COM
B BAT
C EXE
D SYS
E None of the above
The space time is equivalent to the holding time in a steady state mixed reactor for
A Non-isothermal gas reaction
B Variable fluid density systems
C Constant fluid density systems
D Gas reactions with changing no. of moles
Recycling back of outlet stream to the reactor from an ideal CSTR carrying out a first order liquid phase reaction will result in __________ in conversion.
A Decrease
B Increase
C No change
D Either A or B, depends on the type of reaction

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