Fuels and Combustion Lignite is A black banded coal which burns with a non-smoky yellowish flame A high rank coal A coking coal Can be used for gasification and steam generation A black banded coal which burns with a non-smoky yellowish flame A high rank coal A coking coal Can be used for gasification and steam generation ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is not a by-product recovered in a high temperature coal carbonisation plant? Ethylene Pitch-cresosote mixture (PCM) Napthalene Benzol Ethylene Pitch-cresosote mixture (PCM) Napthalene Benzol ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Main constituents of benzol are Benzene, toluene & xylene Anthracene & phenol Ammonia & phenol Tar & creosote Benzene, toluene & xylene Anthracene & phenol Ammonia & phenol Tar & creosote ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The calorific value of natural gas is about __________ kcal/Nm³. 10, 000 25, 000 35, 000 2500 10, 000 25, 000 35, 000 2500 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Short/intense flame is produced during combustion of gaseous fuel by using Low amount/current of combustion air High amount/current of combustion air Preheated secondary air Very little excess air Low amount/current of combustion air High amount/current of combustion air Preheated secondary air Very little excess air ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Overfire burning in a furnace is a phenomenon characterised by the None of these Burning of carbon monoxide and other incombustibles in upper zone of furnace by supplying more air Supply of excess fuel Supply of excess air None of these Burning of carbon monoxide and other incombustibles in upper zone of furnace by supplying more air Supply of excess fuel Supply of excess air ANSWER DOWNLOAD EXAMIANS APP
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