Fuels and Combustion Deficiency of combustion air during combustion of a gaseous fuel Shortens the flame Causes heat loss of fuel by its partial combustion Both A & B Lengthens the flame Shortens the flame Causes heat loss of fuel by its partial combustion Both A & B Lengthens the flame ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Supply of excess air for complete combustion of fuel is necessitated to facilitate None of these Attainment of high temperature Its thorough mixing with air Attainment of chemical equilibrium None of these Attainment of high temperature Its thorough mixing with air Attainment of chemical equilibrium ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Main constituent of natural gas is C₃H₈ C₂H₆ CH₄ (upto 90%) H₂ C₃H₈ C₂H₆ CH₄ (upto 90%) H₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The shift conversion reaction taking place during water gas manufacture is given by C + 2H₂O ⟷ CO₂ + 2H₂ None of these C + H₂O ⟷ CO + H₂ CO + H₂O ⟷ CO₂ + H₂ C + 2H₂O ⟷ CO₂ + 2H₂ None of these C + H₂O ⟷ CO + H₂ CO + H₂O ⟷ CO₂ + H₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Power alcohol as compared to straight run gasoline has lower Viscosity Calorific value Octane number Specific gravity Viscosity Calorific value Octane number Specific gravity ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A good quality coal should have High ash content None of these High sulphur Low fusion point of ash High ash content None of these High sulphur Low fusion point of ash ANSWER DOWNLOAD EXAMIANS APP