Fuels and Combustion Volumetric ratio of N₂ to O₂ in dry atmospheric air is 3.76 4.76 0.79 0.21 3.76 4.76 0.79 0.21 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Weathering of coal during storage causes Reduction in coal size All of these Decrease in its caking capacity Increase in its friability Reduction in coal size All of these Decrease in its caking capacity Increase in its friability ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Air/gas ratio for complete combustion will be the highest for Gobar gas LPG Carburetted water gas Coke oven gas Gobar gas LPG Carburetted water gas Coke oven gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coke oven gas after passing through return electrostatic tar precipitator (RETP) is used for the Steel ladle drying Hot scarfing of steel slabs Coke oven battery heating Mixing with blast furnace gas Steel ladle drying Hot scarfing of steel slabs Coke oven battery heating Mixing with blast furnace gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The optimum percentage of excess air for combustion depends upon the __________ of the fuel. Type (solid, liquid or gaseous) Ignition temperature Sulphur content Calorific value Type (solid, liquid or gaseous) Ignition temperature Sulphur content Calorific value ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Caking index of the coal blend used for the manufacture of metallurgical coke should be around 5 48 40 21 5 48 40 21 ANSWER DOWNLOAD EXAMIANS APP