Fuels and Combustion Eschka mixture, which is used for the determination of sulphur in coal, is a mixture of MgO & Na₂CO₃ MgCO₃ & NaCl BaSO₄ & NaCl MgSO₄ & BaCl₂ MgO & Na₂CO₃ MgCO₃ & NaCl BaSO₄ & NaCl MgSO₄ & BaCl₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Short/intense flame is produced during combustion of gaseous fuel by using Very little excess air Preheated secondary air Low amount/current of combustion air High amount/current of combustion air Very little excess air Preheated secondary air Low amount/current of combustion air High amount/current of combustion air ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is unsuitable fuel for producer gas manufacture? Coal having high fusion point of its ash Coke Anthracite Coal having low fusion point of its ash Coal having high fusion point of its ash Coke Anthracite Coal having low fusion point of its ash ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Steam is intermittently admitted into the fuel bed during the production of producer gas to Increase the combustion rate Convert CO to CO₂ Increase the gas production rate Minimise the chances of clinker formation Increase the combustion rate Convert CO to CO₂ Increase the gas production rate Minimise the chances of clinker formation ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Advantages of fluidised bed combustion are Reduced NOx formation in flue gas Lower furnace operating temperature All of these High heat transfer rate Reduced NOx formation in flue gas Lower furnace operating temperature All of these High heat transfer rate ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Cannel coal Has a high volatile matter content and burns with a luminous smoky flame Is a non-banded coal which can be ignited easily with a match stick or candle flame, hence is so named Is non-coking All of these Has a high volatile matter content and burns with a luminous smoky flame Is a non-banded coal which can be ignited easily with a match stick or candle flame, hence is so named Is non-coking All of these ANSWER DOWNLOAD EXAMIANS APP
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