Fuels and Combustion Too much of excess air in combustion results in high Fuel consumption for the same heat load Stack gas temperature All of these Percentage of oxygen in flue gases Fuel consumption for the same heat load Stack gas temperature All of these Percentage of oxygen in flue gases ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A gaseous fuel in order to develop luminousity on burning, must contain Hydrocarbons Hydrogen Oxygen Carbon monoxide Hydrocarbons Hydrogen Oxygen Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion KOH solution used in orsat apparatus absorbs Neither A nor B Both A & B SO₂ CO₂ Neither A nor B Both A & B SO₂ CO₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Largest constituent of blast furnace gas is H₂ CO N₂ CO₂ H₂ CO N₂ CO₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Compound coke ovens are those which can be heated by Both steam and electrical power Lean gas (e.g., B.F. gas) Both B and C Rich gas (e.g., coke oven gas) Both steam and electrical power Lean gas (e.g., B.F. gas) Both B and C Rich gas (e.g., coke oven gas) ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion For which pair of the fuel gases, calorific value (C.V.) of one fuel is almost double that of the other on volume basis (i.e., kcal/Nm³ ), while the C.V. is same on weight basis (i.e., kcal/kg) ? F. gas and coke oven gas Propane and LPG Propane and acetylene Sewage gas and gobar gas F. gas and coke oven gas Propane and LPG Propane and acetylene Sewage gas and gobar gas ANSWER DOWNLOAD EXAMIANS APP