Fuels and Combustion
Bomb calorimeter is used to determine the (where, GCV - Gross Calorific Value. NCV - Net Calorific Value.)

NCV at constant pressure
GCV at constant pressure
GCV at constant volume
NCV at constant volume

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Fuels and Combustion
Cannel coal

Has a high volatile matter content and burns with a luminous smoky flame
Is a non-banded coal which can be ignited easily with a match stick or candle flame, hence is so named
All of these
Is non-coking

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