Fuels and Combustion Natural draught produced by a chimney depends upon the Both A & B Density of the chimney gases Height of the chimney Neither A nor B Both A & B Density of the chimney gases Height of the chimney Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Overfire burning in a furnace is a phenomenon characterised by the Supply of excess fuel Burning of carbon monoxide and other incombustibles in upper zone of furnace by supplying more air Supply of excess air None of these Supply of excess fuel Burning of carbon monoxide and other incombustibles in upper zone of furnace by supplying more air Supply of excess air None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is the most reactive (as regards the formation of CO + H₂ from C + H₂O) ? Blast furnace coke Sub-bituminous coal Low temperature coke Anthracite coal Blast furnace coke Sub-bituminous coal Low temperature coke Anthracite coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Low temperature oxidation of coal resulting from bad storage conditions does not decrease its Caking power Oxygen content Hydrogen content Calorific value Caking power Oxygen content Hydrogen content Calorific value ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Fusion point of coal ash increases with increase in its __________ content. Lime and magnesia Iron silicate Iron sulphate All of these Lime and magnesia Iron silicate Iron sulphate All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Caking index of a coal is a measure of its Agglutinating (binding) properties Reactivity Abradability Porosity Agglutinating (binding) properties Reactivity Abradability Porosity ANSWER DOWNLOAD EXAMIANS APP
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