Fuels and Combustion Commercial production of petrol from coal (as practised in a factory at Sasol in South Africa) is done by the __________ of coal. Hydrogenation Gasification Carbonisation None of these Hydrogenation Gasification Carbonisation None of these ANSWER DOWNLOAD EXAMIANS APP
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 Either A or C without gain or loss of heat Oxygen Air Either A or B Either A or C without gain or loss of heat Oxygen Air Either A or B ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following will be unsuitable for dust cleaning from flue gas at 400°C from a pulverised coal fired boiler ? Bag filter Hydrocyclones Wet scrubber Multicyclones Bag filter Hydrocyclones Wet scrubber Multicyclones ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Low temperature oxidation and spontaneous combustion of freshly mined coal is accentuated, if All of these It contains large amount of volatile matter Smaller fines are stored in large quantity It is stored in tall heaps All of these It contains large amount of volatile matter Smaller fines are stored in large quantity It is stored in tall heaps ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Stack (chimney) height in a big thermal power plant is dictated by the None of these Limitation of constructional facilities Draught to be created Pollution control aspect None of these Limitation of constructional facilities Draught to be created Pollution control aspect ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Junker's calorimeter is used to determine the calorific value of Pulverised coal Gaseous fuels None of these Fuel oil Pulverised coal Gaseous fuels None of these Fuel oil ANSWER DOWNLOAD EXAMIANS APP
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