Fuels and Combustion In low temperature carbonisation of coal as compared to high temperature carbonisation __________ produced is less. Free carbon content in tar Yield percentage of coke Yield of ammonia present in coke oven gas Difference in gross & net calorific value of the coke oven gas Free carbon content in tar Yield percentage of coke Yield of ammonia present in coke oven gas Difference in gross & net calorific value of the 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 Coke oven battery heating Steel ladle drying Hot scarfing of steel slabs Mixing with blast furnace gas Coke oven battery heating Steel ladle drying Hot scarfing of steel slabs Mixing with blast furnace gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is a measure of the agglutinating (i.e., binding) property of coal? Gray-king index Thickness of plastic layer Caking index Swelling index Gray-king index Thickness of plastic layer Caking index Swelling index ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value as determined by bomb calorimeter is the Higher calorific value at constant volume Gross calorific value at constant pressure Lower calorific value at constant pressure Net calorific value at constant volume Higher calorific value at constant volume Gross calorific value at constant pressure Lower calorific value at constant pressure Net calorific value at constant volume ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Anthracite can be used for Blending with highly coking coal to check its swelling which helps in saving coke even walls from damage and to produce high strength coke All of these Recarbonising steel Making carbon electrodes Blending with highly coking coal to check its swelling which helps in saving coke even walls from damage and to produce high strength coke All of these Recarbonising steel Making carbon electrodes ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of gobar gas (containing CH₄ = 60% , H₂ = 10% ; CO₂ = 30%) may be about __________ Kcal/Nm³. 3200 5400 1800 10200 3200 5400 1800 10200 ANSWER DOWNLOAD EXAMIANS APP
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