Fuels and Combustion Eschka mixture, which is used for the determination of sulphur in coal, is a mixture of MgCO₃ & NaCl MgO & Na₂CO₃ BaSO₄ & NaCl MgSO₄ & BaCl₂ MgCO₃ & NaCl MgO & Na₂CO₃ BaSO₄ & NaCl MgSO₄ & BaCl₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Percentage of hydrogen in coke oven gas may be around 10 25 45 60 10 25 45 60 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Main use of hard coke produced by high temperature carbonisation is in the Domestic ovens Sinter making Iron blast furnace Cupola in foundaries Domestic ovens Sinter making Iron blast furnace Cupola in foundaries ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Combustion of pulverised coal compared to the lumpy coal Facilitates combustion with lower excess air Provides higher thermal efficiency & flame temperature Provides better control of furnace temperature All of these Facilitates combustion with lower excess air Provides higher thermal efficiency & flame temperature Provides better control of furnace temperature All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Shatter index of the coke is a measure of its Reactivity None of these Bulk density Strength Reactivity None of these Bulk density Strength ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Higher fuel combustion efficiency can not be achieved by Adopting proper fuel firing technique & fuel preparation Reducing sulphur content in the fuel Preheating of fuel gases & combustion air Supplying correct amount of combustion air Adopting proper fuel firing technique & fuel preparation Reducing sulphur content in the fuel Preheating of fuel gases & combustion air Supplying correct amount of combustion air ANSWER DOWNLOAD EXAMIANS APP
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