Fuels and Combustion Presence of nitrogen in combustion air does not reduce the Amount of heat liberated Flame temperature Any of the above Flue gas temperature Amount of heat liberated Flame temperature Any of the above Flue gas temperature ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of a typical dry anthracite coal may be around __________ Kcal/kg. 1000 4000 8000 15000 1000 4000 8000 15000 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion High rate of heating of coke ovens May damage its walls due to abrupt excessive swelling of coal Increases the time of carbonisation Produces larger size coke None of these May damage its walls due to abrupt excessive swelling of coal Increases the time of carbonisation Produces larger size coke None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Volatile matter content in coking coal may be about __________ percent. 22 46 1 7 22 46 1 7 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion High temperature in gasification of coal favours High production of CO₂ High production of CO Low production of CO₂ Both B and C High production of CO₂ High production of CO Low production of CO₂ Both B and C ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Benzene is used As a perfume As an explosive For making insecticides (e.g., DDT, BHC etc.), detergent & rubber (SBR) As a motor fuel As a perfume As an explosive For making insecticides (e.g., DDT, BHC etc.), detergent & rubber (SBR) As a motor fuel ANSWER DOWNLOAD EXAMIANS APP