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Fuels and Combustion

Fuels and Combustion
Caking coal is desirable for

Burning on travelling grate
All of these
Burning on firebars
Coke making

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Fuels and Combustion
Nitrogen present in the flue gas is determined in the orsat apparatus by absorbing it in

None of these
Pyrogallol solution
Ammoniacal cuprous chloride
KOH

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Fuels and Combustion
Calorific value of bituminous coal may be around __________ Kcal/kg.

1500
20000
6500
500

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Fuels and Combustion
A coal having higher volatile matter content will necessarily have lower

Ignition temperature
Ash fusion temperature
Caking index
Calorific value

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Fuels and Combustion
Mott and Wheeler test is conducted on coke to find its

Volatile matter content
Phosphorus content
Abradability
Reactivity with O₂

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Fuels and Combustion
__________ of the coal is the basis for Seylor's coal classification.

Caking index
Proximate analysis
Ultimate analysis
Calorific value

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