Related Questions

Coke oven walls are lined with __________ bricks.
A Silica
B Tar-dolomite
C Low thermal conductivity
D Fire clay
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
A red house is built from red bricks . A blue house is built from blue bricks. A white house is built from white bricks. Then what is a greenhouse made from ?
A green bricks
B wood
C glass
D steel
The solid brick shown is made of small square shaped bricks of side 1. when the large brick is disassembled into its component small bricks. the total surface area of all the small bricks is how much greater than the surface area of the large brick?
A 32
B 40
C 60
D 72
Which fertiliser is made (using coke oven gas) in by products plant of an integrated steel plant?
A Urea
B CAN
C Ammonium sulphate
D Superphosphate
Beehive coke ovens are made of __________ bricks.
A Silica
B Fireclay
C Silicon carbide
D Corundum
Hydrogen content of coke oven gas is __________ percent.
A 4
B 22
C 58
D 84
Of the total tar present in raw coke oven gas, the tar recovered in primary cooler is about __________ percent.
A 5
B 25
C 55
D 75
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
A cake is put in the oven at 7.20 am. If the cake takes three quarters of an hour to bake, at what time should it be taken out of the oven ?
A 8:10 a.m.
B 8:05 a.m.
C 8:15 a.m.
D 7:50 a.m.

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