Fuels and Combustion Desirable "Micum Index" values of metal-lurical coke are M40 > 10% and M10 < 78% M40 > 98% and M10 < 2% M40 > 78% and M10 < 10% M40 > 4% and M10 < 80% M40 > 10% and M10 < 78% M40 > 98% and M10 < 2% M40 > 78% and M10 < 10% M40 > 4% and M10 < 80% 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. 105 70 85 145 105 70 85 145 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Turndown ratio of a gas burner is equal to the Maximum to minimum heat input ratio Minimum to maximum heat input ratio Maximum to minimum permissible gas flow rate Both A & B Maximum to minimum heat input ratio Minimum to maximum heat input ratio Maximum to minimum permissible gas flow rate Both A & B ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following fuel gases has the highest calorific value ? Liquefied petroleum gas (LPG) Sewage gas Coal bed methane (CBM) Natural gas Liquefied petroleum gas (LPG) Sewage gas Coal bed methane (CBM) Natural gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Water gas constitutes mainly of CO & N₂ CH₄ & H₂ CO & H₂ CO₂ & H₂ CO & N₂ CH₄ & H₂ CO & H₂ CO₂ & H₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Gray King Assay and Swelling Index of a coal is a measure of its Agglutinating properties Abradability Swelling characteristics Resistance to impact breakage Agglutinating properties Abradability Swelling characteristics Resistance to impact breakage ANSWER DOWNLOAD EXAMIANS APP
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