Fuels and Combustion The calorific value of producer gas is around __________ kcal/Nm³ 4500 1300 500 9000 4500 1300 500 9000 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion With increase in the oxygen content of the coal, its __________ decreases. Neither A nor B Both A & B Calorific value Caking power Neither A nor B Both A & B Calorific value Caking power ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Weathering of coal during storage causes Increase in its friability All of these Reduction in coal size Decrease in its caking capacity Increase in its friability All of these Reduction in coal size Decrease in its caking capacity ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion During combustion of gaseous fuels, deficiency of air Does not affect the flame length Lengthens the flame Tends to shorten the flame Increases the flame temperature Does not affect the flame length Lengthens the flame Tends to shorten the flame Increases the flame temperature ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Use of excess of combustion air in the combustion of fuels results in None of these Long flame Condensation of water vapour from the fuel gas Heat losses None of these Long flame Condensation of water vapour from the fuel gas Heat losses ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Incomplete combustion of a fuel is characterised by the high __________ in the flue gas. Carbon monoxide Temperature Oxygen Smoke Carbon monoxide Temperature Oxygen Smoke ANSWER DOWNLOAD EXAMIANS APP
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