Related Questions

Degree of carbonisation of coal during coke making can be roughly judged by the __________ of the coke produced.
A Colour
B Moisture content
C Ash content
D Volatile matter
During coal carbonisation process, the conversion of semi-coke to coke is accompanied by an increase in the __________ of the mass.
A Density
B Porosity
C Electrical resistivity
D None of these
Which is the most ideal feed stock for 'coking' process used for the manufacture of petroleum coke?
A Naphtha
B Vacuum residue
C Light gas oil
D Diesel
In a group of 60 people, 27 like coke and 42 like borhani and each person likes at least one of the two drinks How many people like both coke and borhani?
A 9
B 129
C 69
D 15
Coke made in narrower by-product coke ovens (as compared to wider ovens) is
A Less reactive
B Stronger
C Smaller in size
D All of the above
Width of the coke oven towards coke side is slightly more than that on pusher side to
A Facilitate easy discharging of coke as it swells during carbonisation
B Facilitate uniform heating of the oven
C Increase the output of the coke
D None of these
Narrow coke ovens as compared to wider coke ovens
A Produce smaller coke
B Produce stronger coke
C Require less time of carbonisation
D All of the above
Which of the following processes is used for the production of petroleum coke?
A Stabilisation
B Visbreaking
C Cracking
D Reforming
Petroleum coke is used mainly in the
A Discoloration of yellow glycerine
B Sugar refining
C Manufacture of carbon electrode
D Blast furnace for reduction of iron ore
Maximum use of petroleum coke is in
A Adsorption refining operation
B Fuel gas manufacture
C Carbon electrode manufacture
D Iron ore reduction

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