Fuels and Combustion With increase in calorific value of fuels, their adiabatic flame temperatures Remain unchanged Decrease May increase or decrease ; depends on the quantity of products of combustion Increase Remain unchanged Decrease May increase or decrease ; depends on the quantity of products of combustion Increase ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Dust content in raw blast furnace gas is about __________ gm/Nm³ , hence it is cleaned to the dust level of about < 10 mg /Nm³ before use. 150-200 15-30 43832 70-100 150-200 15-30 43832 70-100 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Bomb calorimeter can be used to determine the __________ of the coal. Sulphur content Both A & B Calorific value Neither A nor B Sulphur content Both A & B Calorific value Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Gobar gas constitutes mainly of CH₄ & N₂ CO & N₂ CO & CO₂ CH₄ & CO₂ CH₄ & N₂ CO & N₂ CO & CO₂ CH₄ & CO₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The maximum percentage of CO₂ in a flue gas (from a carbonaceous fuel) can be 77 21 29 79 77 21 29 79 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Main constituent of natural gas is C₂H₆ C₃H₈ H₂ CH₄ (upto 90%) C₂H₆ C₃H₈ H₂ CH₄ (upto 90%) ANSWER DOWNLOAD EXAMIANS APP
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