Fuels and Combustion Preheating of __________ the flame temperature. Either the fuel or the air does not affect Combustion air decreases Either the fuel or the air or both, increases The gaseous fuel before combustion decreases Either the fuel or the air does not affect Combustion air decreases Either the fuel or the air or both, increases The gaseous fuel before combustion decreases ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Lurgi gasifier (high pressure gasifier) as compared to Kopper Totzek gasifier (atmospheric pressure gasifier) produces Higher amount of both methane and hydrogen Lower amount of hydrogen Higher amount of methane Both A & B Higher amount of both methane and hydrogen Lower amount of hydrogen Higher amount of methane Both A & B ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Sometimes water is sprayed during coal charging in the coke oven, which helps in All of these Reducing the cracking of hydrocarbons in the gas and increasing the percentage of CO & H₂ in the gas (due to the endothermic reaction represented by C + H₂O = CO + H₂) Controlling the dust nuisance while charging the coal Prevention of clinker formation in the oven All of these Reducing the cracking of hydrocarbons in the gas and increasing the percentage of CO & H₂ in the gas (due to the endothermic reaction represented by C + H₂O = CO + H₂) Controlling the dust nuisance while charging the coal Prevention of clinker formation in the oven ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Preheating of coal charge for the coke ovens reduces the Yield of gas and tar All of these Time of carbonisation Fuel consumption in coking Yield of gas and tar All of these Time of carbonisation Fuel consumption in coking ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Lignite is A high rank coal A black banded coal which burns with a non-smoky yellowish flame Can be used for gasification and steam generation A coking coal A high rank coal A black banded coal which burns with a non-smoky yellowish flame Can be used for gasification and steam generation A coking coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion If CO₂ is not fully absorbed by the KOH solution meant for its absorption in the orsat apparatus, it will appear as O₂ CO SO₂ N₂ O₂ CO SO₂ N₂ ANSWER DOWNLOAD EXAMIANS APP