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Fuels and Combustion

Fuels and Combustion
Abel apparatus is used for those oils, whose flash points are___°F.

300-600
>280
>120

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Fuels and Combustion
Eschka mixture, which is used for the determination of sulphur in coal, is a mixture of

MgSO₄ & BaCl₂
MgCO₃ & NaCl
MgO & Na₂CO₃
BaSO₄ & NaCl

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Fuels and Combustion
In Orsat's apparatus, ammoniacal cuprous chloride is used for selectivity absorbing

CO
CO₂
O₂
H₂O

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Fuels and Combustion
Producer gas comprises mainly of

CO & N₂
CO₂ & N₂
CO₂ & H₂
CO & H₂

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Fuels and Combustion
Dry air requirement for burning 1 Nm³ of CO to CO₂ may be around __________ Nm³.

1.75
11.4
0.87
2.4

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Fuels and Combustion
The sequence of absorption in flue gas analysis by Orsat's apparatus is respectively

O₂, CO₂, CO
CO₂, O₂, CO
CO, O₂, CO₂
CO₂, CO, O₂

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