Fuels and Combustion Degree of carbonisation of coal during coke making can be roughly judged by the __________ of the coke produced. Volatile matter Ash content Colour Moisture content Volatile matter Ash content Colour Moisture content ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion During coal carbonisation process, the conversion of semi-coke to coke is accompanied by an increase in the __________ of the mass. Density Electrical resistivity Porosity None of these Density Electrical resistivity Porosity None of these 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) ? 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 Propane and LPG Propane and acetylene ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Presence of force moisture in coal is most disadvantageous during its Pulverisation Transportation and handling Washing Storage Pulverisation Transportation and handling Washing Storage ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion (64-132) rank coal (ASTM) means a coal with 64% Fixed carbon and a heating value of 132 BTU/1b Fixed carbon and having a heat value of 13, 200 BTU/1b Ash and a heating value of 13, 200 BTU/1b None of these Fixed carbon and a heating value of 132 BTU/1b Fixed carbon and having a heat value of 13, 200 BTU/1b Ash and a heating value of 13, 200 BTU/1b None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Grindability index of a coal is 100. It implies that the Coal can be easily pulverised Coal can't be pulverised Coal can be pulverised with great difficulty Power consumption in grinding the coal will be very high Coal can be easily pulverised Coal can't be pulverised Coal can be pulverised with great difficulty Power consumption in grinding the coal will be very high ANSWER DOWNLOAD EXAMIANS APP
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