Fuels and Combustion Which will have the least volatile matter and hence will be the most difficult to ignite? Coke Bituminous coal Aanthracite Semi-bituminous coal Coke Bituminous coal Aanthracite Semi-bituminous coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Correct viscosity of furnace oil at the burner tip for proper atomisation is about 25 centistokes. To reduce the viscosity of high viscosity furnace oil (250 centistokes) to the correct atomisation viscosity (i.e. 25 cst), it should be preheated to about____°C. 85 70 105 145 85 70 105 145 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which adsorbant is used for removing sulphur compounds (S Q, H₂S, RSH etc.) removal from coke oven gas in by-products recovery plant ? Basalt Diatomaceous earth Silica gel Bog iron (i.e., moist ferric hydroxide) Basalt Diatomaceous earth Silica gel Bog iron (i.e., moist ferric hydroxide) ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The function of secondary combustion air is to Pneumatically convey the pulverised coal Completely burn the volatile matter Burn the lumpy coal None of these Pneumatically convey the pulverised coal Completely burn the volatile matter Burn the lumpy coal None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Washing of coal is done to reduce the Mineral matter Both B and C Adhering impurities Inherent impurities Mineral matter Both B and C Adhering impurities Inherent impurities ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following gaseous fuels has the lowest calorific value? Gobar gas Converter gas Blast furnace gas Refinery gas Gobar gas Converter gas Blast furnace gas Refinery gas ANSWER DOWNLOAD EXAMIANS APP
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