Fuels and Combustion Actual flame temperature is always lower than the adiabatic flame temperature, because there is Always loss of heat from the flame No possibility of obtaining complete combustion at high temperature Neither A nor B Both A & B Always loss of heat from the flame No possibility of obtaining complete combustion at high temperature Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
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 Low grade coal can be used, but generally high volatile matter coals are more suitable for making pulverised fuel Regulation of furnace temperature and atmosphere (oxidising or reducing) is easily possible with pulverised fuel firing Pulverised fuel can be completely burnt with less percentage of excess air compared to lump coal None of these Low grade coal can be used, but generally high volatile matter coals are more suitable for making pulverised fuel Regulation of furnace temperature and atmosphere (oxidising or reducing) is easily possible with pulverised fuel firing ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coking time in beehive coke oven is about 12 hours One week Two weeks 2-3 days 12 hours One week Two weeks 2-3 days ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following petrological constitutes is responsible for bright and lustrous black band of bituminous coal? Clarain Fussain Vitrain Durain Clarain Fussain Vitrain Durain ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion 'Fat' coal means a coal having Non smoking tendency High volatile matter Low ash content Low calorific value Non smoking tendency High volatile matter Low ash content Low calorific value ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Heat penetration rate in narrow coke ovens in high temperature carbonisation of coal is around __________ cm/hr. 10 2.5 20 0.5 10 2.5 20 0.5 ANSWER DOWNLOAD EXAMIANS APP
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