Fuels and Combustion As the equilibrium moisture content of the coal increases, its Calorific value increases Swelling number increases Swelling number decreases Bulk density decreases Calorific value increases Swelling number increases Swelling number decreases Bulk density decreases ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Low temperature oxidation of coal during storage does not decrease its Oxygen content Calorific value None of these Caking power Oxygen content Calorific value None of these Caking power ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Highly caking coals May damage the coke oven walls during carbonisation Produce strong coke Produce weak coke Both B and C May damage the coke oven walls during carbonisation Produce strong coke Produce weak coke Both B and C ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion __________ has the widest inflammability limit (explosion limit) of all the gases. Hydrogen Methane Acetylene Carbon monoxide Hydrogen Methane Acetylene Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion For which pair of the fuel gases, calorific value (C.V.) of one fuel is almost double that of the other on volume basis (i.e., kcal/Nm³ ), while the C.V. is same on weight basis (i.e., kcal/kg) ? Propane and LPG Propane and acetylene F. gas and coke oven gas Sewage gas and gobar gas Propane and LPG Propane and acetylene F. gas and coke oven gas Sewage gas and gobar gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Quantity of coke produced from metallurgical coal may be around __________ percent. 75 30 95 50 75 30 95 50 ANSWER DOWNLOAD EXAMIANS APP
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