Fuels and Combustion Ash content in the middling coal (a byproduct of coal washeries) in India ranges between __________ percent. 55 to 75 15 to 25 35 to 45 75 55 to 75 15 to 25 35 to 45 75 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Steam is intermittently admitted into the fuel bed during the production of producer gas to Convert CO to CO₂ Minimise the chances of clinker formation Increase the gas production rate Increase the combustion rate Convert CO to CO₂ Minimise the chances of clinker formation Increase the gas production rate Increase the combustion rate ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion __________ of the coal is the basis for Seylor's coal classification. Calorific value Caking index Proximate analysis Ultimate analysis Calorific value Caking index Proximate analysis Ultimate analysis ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is not a binder for coal briquetting? None of these Bitumen Molasses Coal tar None of these Bitumen Molasses Coal tar ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion With increase in the temperature of carbonisation of coal Methane content in the coke oven gas decreases and carbon monoxide content increases Hydrogen content of coke oven gas increases due to cracking of hydrocarbons All of these Calorific value of the coke oven gas decreases due to cracking of hydrocarbons which is not compensated by increase in CO & H? content Methane content in the coke oven gas decreases and carbon monoxide content increases Hydrogen content of coke oven gas increases due to cracking of hydrocarbons All of these Calorific value of the coke oven gas decreases due to cracking of hydrocarbons which is not compensated by increase in CO & H? content ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Washing of coal is done to reduce the Adhering impurities Both B and C Inherent impurities Mineral matter Adhering impurities Both B and C Inherent impurities Mineral matter ANSWER DOWNLOAD EXAMIANS APP
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