Fuels and Combustion Caking index of a coal is a measure of its Reactivity Porosity Agglutinating (binding) properties Abradability Reactivity Porosity Agglutinating (binding) properties Abradability ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion High sulphur content in a fuel __________ of the flue gases. Both B & C Decreases the dew point Increases the dew point Reduces the combustion efficiency by limiting the permissible temperature reduction Both B & C Decreases the dew point Increases the dew point Reduces the combustion efficiency by limiting the permissible temperature reduction ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Naphthalene recovered from coke oven gas is used As moisture proof coating on fibres For making electrodes As moth balls (insecticides) As a fuel in furnaces As moisture proof coating on fibres For making electrodes As moth balls (insecticides) As a fuel in furnaces ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following gaseous fuels is likely to have the highest gross calorific value? Natural gas LPG Sewage gas Producer gas Natural gas LPG Sewage gas Producer gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coal tar fuels (CTF) as compared to petroleum based fuel oils have higher Difference in gross & net calorific value Higher C/H ratio Calorific value Sulphur content Difference in gross & net calorific value Higher C/H ratio Calorific value Sulphur content ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Width of the coke oven towards coke side is slightly more than that on pusher side to Facilitate uniform heating of the oven Increase the output of the coke None of these Facilitate easy discharging of coke as it swells during carbonisation Facilitate uniform heating of the oven Increase the output of the coke None of these Facilitate easy discharging of coke as it swells during carbonisation ANSWER DOWNLOAD EXAMIANS APP
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