Fuels and Combustion Volatile matter content in coking coal may be about __________ percent. 46 22 1 7 46 22 1 7 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A coal having high volatile matter content will Give less yield of tar and gas on carbonisation Have a very high calorific value Burn with a small non-smoky flame None of these Give less yield of tar and gas on carbonisation Have a very high calorific value Burn with a small non-smoky flame None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coal is heated in absence of air for 7 minutes at a temperature of about __________ °C, during its volatile matter determination for proximate analysis. 550 1150 750 950 550 1150 750 950 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Stack heat losses can be minimised by Maintaining proper draft in the furnace Using low c.v. fuels Controlling the excess air Oxygen enrichment of combustion air Maintaining proper draft in the furnace Using low c.v. fuels Controlling the excess air Oxygen enrichment of combustion air ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Lignite is A black banded coal which burns with a non-smoky yellowish flame A coking coal Can be used for gasification and steam generation A high rank coal A black banded coal which burns with a non-smoky yellowish flame A coking coal Can be used for gasification and steam generation A high rank coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of bituminous coal may be around __________ Kcal/kg. 6500 20000 1500 500 6500 20000 1500 500 ANSWER DOWNLOAD EXAMIANS APP
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