Fuels and Combustion Coke oven gas constitutes mainly of H₂ & CO H₂ & CH₄ CH₄ & CO H₂ & CO₂ H₂ & CO H₂ & CH₄ CH₄ & CO H₂ & CO₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following fuel gases will require maximum amount of air for combustion of 1 Nm³ gas ? Blast furnace gas Natural gas Producer gas Water gas Blast furnace gas Natural gas Producer gas Water gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Grindability index of a coal is 100. It implies that the Power consumption in grinding the coal will be very high Coal can't be pulverised Coal can be pulverised with great difficulty Coal can be easily pulverised Power consumption in grinding the coal will be very high Coal can't be pulverised Coal can be pulverised with great difficulty Coal can be easily pulverised ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Beehive coke oven Facilitates by-products recovery Gives larger yield of coke (around 85%) as compared to by-product ovens Produces coke with very poor strength Takes 2-3 days for coking of coal but requires no external fuel for heating Facilitates by-products recovery Gives larger yield of coke (around 85%) as compared to by-product ovens Produces coke with very poor strength Takes 2-3 days for coking of coal but requires no external fuel for heating ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Naphthalene recovered from coke oven gas is used For making electrodes As a fuel in furnaces As moth balls (insecticides) As moisture proof coating on fibres For making electrodes As a fuel in furnaces As moth balls (insecticides) As moisture proof coating on fibres ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Blast furnace coke is made from coal by High temperature carbonisation Heating the coal in an oven in presence of air Medium temperature carbonisation Low temperature carbonisation High temperature carbonisation Heating the coal in an oven in presence of air Medium temperature carbonisation Low temperature carbonisation ANSWER DOWNLOAD EXAMIANS APP
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