Fuels and Combustion Low temperature oxidation of coal during storage does not decrease its Oxygen content Calorific value Caking power None of these Oxygen content Calorific value Caking power None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Lignite is 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 A black banded coal which burns with a non-smoky yellowish flame A high rank coal A coking coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The ratio of % total carbon obtained in the ultimate analysis of coke and % fixed carbon obtained in the proximate analysis is always 1 < 1 > 1 Unpredictable 1 < 1 > 1 Unpredictable ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Fusion point of coal ash generally varies from 1000 to 1700° C. Ash having fusion point less than __________ °C is liable to form clinker. 1250 1100 1400 1350 1250 1100 1400 1350 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Ash content in the middling coal (a byproduct of coal washeries) in India ranges between __________ percent. 55 to 75 15 to 25 35 to 45 75 55 to 75 15 to 25 35 to 45 75 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Deficiency of combustion air during combustion of a gaseous fuel Lengthens the flame Both A & B Causes heat loss of fuel by its partial combustion Shortens the flame Lengthens the flame Both A & B Causes heat loss of fuel by its partial combustion Shortens the flame ANSWER DOWNLOAD EXAMIANS APP
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