Fuels and Combustion Blast furnace coke is made from coal by High temperature carbonisation Low temperature carbonisation Heating the coal in an oven in presence of air Medium temperature carbonisation High temperature carbonisation Low temperature carbonisation Heating the coal in an oven in presence of air Medium temperature carbonisation ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Octane number of 2, 2, 4 - trimethyl pen-tane is 100 In between 0 and 100 More than 100 100 In between 0 and 100 More than 100 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion In high temperature carbonisation (as compared to low temperature carbonisation) of coal Coke oven gas yield is more All of these Tar yield is less but free carbon in tar is more Calorific value of coke oven gas is less Coke oven gas yield is more All of these Tar yield is less but free carbon in tar is more Calorific value of coke oven gas is less ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Fusion point of coal ash increases with increase in its __________ content. Iron silicate Iron sulphate All of these Lime and magnesia Iron silicate Iron sulphate All of these Lime and magnesia ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion With increase in C/H ratio of a fuel, the dew point of flue gases Remains same Increases May increase or decrease ; depends on the type of fuel Decreases Remains same Increases May increase or decrease ; depends on the type of fuel Decreases ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is called "blue gas"? Producer gas Water gas Natural gas Coke oven gas Producer gas Water gas Natural gas Coke oven gas ANSWER DOWNLOAD EXAMIANS APP
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