Fuels and Combustion Theoretical flame temperature of a fuel is that temperature which is attained, when the fuel is completely burnt 'using theoretical amount of air in Air Either A or C without gain or loss of heat Either A or B Oxygen Air Either A or C without gain or loss of heat Either A or B Oxygen ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Undercharging of coal in the by-product coke ovens results in No change in the c.v. of coke oven gas Increase in the c.v. of coke oven gas Increase in its throughput Decrease in the c.v. of coke oven gas No change in the c.v. of coke oven gas Increase in the c.v. of coke oven gas Increase in its throughput Decrease in the c.v. of coke oven gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion High excess air in combustion of fuels results in Increased fuel consumption Smoky flame None of these Incomplete combustion Increased fuel consumption Smoky flame None of these Incomplete combustion ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following fuels is generally not used in thermal power plant boiler firing? Pulverised coking coal Furnace oil, light diesel oil and tar/PCM F. gas, coke oven gas and L.D. converter gas Coal middling from washeries Pulverised coking coal Furnace oil, light diesel oil and tar/PCM F. gas, coke oven gas and L.D. converter gas Coal middling from washeries ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Use of preheated air for combustion of fuel in the furnace, increases the Scale losses of the furnace stock None of these Flame temperature Calorific value of the fuel Scale losses of the furnace stock None of these Flame temperature Calorific value of the fuel ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A good metallurgical coke should have very low Sulphur & phosphorous content Hardness & strength Fusion point of its ash Porosity Sulphur & phosphorous content Hardness & strength Fusion point of its ash Porosity ANSWER DOWNLOAD EXAMIANS APP
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