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Fuels and Combustion

Fuels and Combustion
Shatter index of metallurgical coke on 2 inches and 0.5 inch screen should be respectively around __________ percent.

95 and 100
40 and 70
25 and 97
80 and 97

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Fuels and Combustion
Number of macrocomponents present in coal according to Stopes are

Four
Two
Six
Five

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Fuels and Combustion
Which of the following has the highest heat of combustion?

H₂
C₂H₆
CO
CH₄

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Fuels and Combustion
Of the total tar present in raw coke oven gas, the tar recovered in primary cooler is about __________ percent.

75
25
55
5

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Fuels and Combustion
Calorific value of dry wood may be around __________ Kcal/kg.

5
50
500
5000

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Fuels and Combustion
Percentage of carbon monoxide in blast furnace gas may be around

52
22
8
14

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