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Fuels and Combustion

Fuels and Combustion
'Wobbe index' is a characteristic of

Solid fuels
Liquid fuels
Fat coals
Gaseous fuels

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Fuels and Combustion
Temperature of coke oven gas just before entering into saturator (for recovery of NH₃) is about __________ °C.

65
120
180
30

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Fuels and Combustion
__________ is used as jet engine fuel.

Diesel
Petrol
LPG
Kerosene

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Fuels and Combustion
Volumetric ratio of N₂ to O₂ in dry atmospheric air is

4.76
0.79
3.76
0.21

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Fuels and Combustion
The average molecular weight of a flue gas having the composition by volume as CO₂ = 25%, O₂ = 25%, N₂ = 50% will be

27.6
23
42.9
47.3

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Fuels and Combustion
Tolerable concentration of toxic carbon monoxide in atmospheric air is about __________ PPm.

1000
50
10000
5000

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MORE MCQ ON Fuels and Combustion

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