Fuels and Combustion Which of the following fuel gases will require maximum amount of air for combustion of 1 Nm³ gas ? Producer gas Blast furnace gas Water gas Natural gas Producer gas Blast furnace gas Water gas Natural gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Spontaneous combustion of coal on storage results due to Storage in large heaps with small surface to volume ratio Low temperature oxidation All of these Inadequate ventilation Storage in large heaps with small surface to volume ratio Low temperature oxidation All of these Inadequate ventilation ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following would require maximum amount of % excess air for complete combustion? Coke oven gas Furnace oil Pulverised coal Lump coal (fixed on chain grate) Coke oven gas Furnace oil Pulverised coal Lump coal (fixed on chain grate) ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Naphthalene recovered from coke oven gas is used As a fuel in furnaces For making electrodes As moth balls (insecticides) As moisture proof coating on fibres As a fuel in furnaces For making electrodes As moth balls (insecticides) As moisture proof coating on fibres ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Shatter index of the coke is a measure of its Bulk density Reactivity None of these Strength Bulk density Reactivity None of these Strength ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion During combustion of a gaseous fuel, the presence of a non-luminous flame is an indication of the None of these High oxygen in flue gas Incomplete combustion Complete combustion None of these High oxygen in flue gas Incomplete combustion Complete combustion ANSWER DOWNLOAD EXAMIANS APP