Fuels and Combustion Which of the following constituents of coal is the most important in the production of coke? Ash Volatiles Carbon Moisture Ash Volatiles Carbon Moisture ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion If the specific heat of gaseous products of combustion of a fuel is high, the abiabatic flame temperature will be None of these Very high, if the fuel is of low calorific value Low High None of these Very high, if the fuel is of low calorific value Low High ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Caking index of a coal is a measure of its Reactivity Porosity Abradability Agglutinating (binding) properties Reactivity Porosity Abradability Agglutinating (binding) properties ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Orsat apparatus is meant for Finding out combustion efficiency Gravimetric analysis of flue gas None of these Direct determination of nitrogen in flue gas by absorbing it in ammoniacal cuprous chloride Finding out combustion efficiency Gravimetric analysis of flue gas None of these Direct determination of nitrogen in flue gas by absorbing it in ammoniacal cuprous chloride ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion For long flame and easy ignition, the coal used should have High ash High calorific value Low ash High volatile matter High ash High calorific value Low ash High volatile matter ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A carbonaceous fuel (containing no H₂ or hydrocarbons) is burnt and the resulting flue gas contains 21% CO₂. It means that Complete combustion of fuel has taken place 21% excess air has been used for combustion No excess air has been used for combustion 21% excess oxygen has been used for combustion Complete combustion of fuel has taken place 21% excess air has been used for combustion No excess air has been used for combustion 21% excess oxygen has been used for combustion ANSWER DOWNLOAD EXAMIANS APP
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