Fuels and Combustion Pick out the wrong statement. Pulverised fuel can be completely burnt with less percentage of excess air compared to lump coal None of these Regulation of furnace temperature and atmosphere (oxidising or reducing) is easily possible with pulverised fuel firing Low grade coal can be used, but generally high volatile matter coals are more suitable for making pulverised fuel Pulverised fuel can be completely burnt with less percentage of excess air compared to lump coal None of these Regulation of furnace temperature and atmosphere (oxidising or reducing) is easily possible with pulverised fuel firing Low grade coal can be used, but generally high volatile matter coals are more suitable for making pulverised fuel ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Spontaneous combustion of coal on storage results due to Inadequate ventilation Low temperature oxidation All of these Storage in large heaps with small surface to volume ratio Inadequate ventilation Low temperature oxidation All of these Storage in large heaps with small surface to volume ratio ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion 'Fat' coal means a coal having Non smoking tendency Low calorific value Low ash content High volatile matter Non smoking tendency Low calorific value Low ash content High volatile matter ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion As time passes, the calorific value of stored coal Remains unaltered Decreases Increases May increase or decrease (depends on the method of storage) Remains unaltered Decreases Increases May increase or decrease (depends on the method of storage) ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The sequence of absorption in flue gas analysis by Orsat's apparatus is respectively O₂, CO₂, CO CO₂, CO, O₂ CO, O₂, CO₂ CO₂, O₂, CO O₂, CO₂, CO CO₂, CO, O₂ CO, O₂, CO₂ CO₂, O₂, CO ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Gobar gas is produced by the __________ of cown dung. Oxidation Hydrogenation Fermentation None of these Oxidation Hydrogenation Fermentation None of these ANSWER DOWNLOAD EXAMIANS APP