Related Questions

Steam reforming of naphtha is a source of hydrogen production for nitrogeneous fertiliser industry. What is the usual ratio of steam to carbon maintained in the process of steam reforming of naphtha?
A 1.5:1
B 3.5:1
C 10:1
D 15:1
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
Which of the following is the most suitable feed for platforming process (reforming)?
A Olefinic hydrocarbon
B Naphtha
C Fuel oil
D Atmospheric residue
Higher pressure in the reforming reactor
A Increases coke formation
B Increases the rate of reaction
C Produces high octane number gasoline
D None of these
Feed for reforming is generally
A Naphtha or straight run gasoline
B Reduced crude
C Vacuum gas oil
D Atmospheric gas oil
You are considering investing in a firm and wish to place a value on the common stock. The dividend on the firm's stock has not changed in the last five years. In absence of any information suggesting future changes in the dividend rate, the most appropriate stock valuation model be the -----model.
A zero growth
B constant growth
C non-constant groth
D growing perpetuity
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
An exothermic reaction takes place in an adiabatic reactor. The product temperature __________ reactor feed temperature.
A Is always equal to
B Is always greater than
C Is always less than
D May be greater or less than
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

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