Fuels and Combustion Which of the following gaseous fuels has the lowest calorific value? Refinery gas Blast furnace gas Gobar gas Converter gas Refinery gas Blast furnace gas Gobar gas Converter gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion With increase in C/H ratio of a fuel, the dew point of flue gases Remains same May increase or decrease ; depends on the type of fuel Decreases Increases Remains same May increase or decrease ; depends on the type of fuel Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following constituents of coal is the most important in the production of coke? Volatiles Carbon Ash Moisture Volatiles Carbon Ash Moisture ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Highly reactive coke have lower Porosity Coke reactivity index (CRI) Critical air blast (CAB) value Both B and C Porosity Coke reactivity index (CRI) Critical air blast (CAB) value Both B and C ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Use of pulverised coal in boiler furnace provides High calorific value Better combustion Smokeless burning Less erosion on furnace walls High calorific value Better combustion Smokeless burning Less erosion on furnace walls ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Steam is intermittently admitted into the fuel bed during the production of producer gas to 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 Increase the combustion rate Convert CO to CO₂ Increase the gas production rate ANSWER DOWNLOAD EXAMIANS APP
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