Fuels and Combustion Preheating of a gaseous fuel results in increased Flame length Flame temperature Quantity of flue gas Ignition temperature Flame length Flame temperature Quantity of flue gas Ignition temperature ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Gasification of the solid fuel converts its organic part into combustible by interaction with air/oxygen and steam so as to obtain a secondary gaseous fuel of high calorific value having no ash. Gasification reactions are normally carried out at about __________ °C. 400-500 1700-1800 1400-1500 900-1000 400-500 1700-1800 1400-1500 900-1000 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion 'Fat' coal means a coal having Low ash content Low calorific value Non smoking tendency High volatile matter Low ash content Low calorific value Non smoking tendency High volatile matter ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of coal middling generated in coal washeries during washing of coal may be around __________ Kcal/kg. 1000 8000 6000 4000 1000 8000 6000 4000 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Anthracite coal Burns with short, bluish, yellow-tipped flame producing very little smoke Ignites more easily than bituminous coal Contains more volatile matter than bituminous coal Is essentially a coking coal Burns with short, bluish, yellow-tipped flame producing very little smoke Ignites more easily than bituminous coal Contains more volatile matter than bituminous coal Is essentially a coking coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Turndown ratio of a gas burner is equal to the Minimum to maximum heat input ratio Maximum to minimum permissible gas flow rate Both A & B Maximum to minimum heat input ratio Minimum to maximum heat input ratio Maximum to minimum permissible gas flow rate Both A & B Maximum to minimum heat input ratio ANSWER DOWNLOAD EXAMIANS APP
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