Fuels and Combustion Gross heating value of coal is __________ the net heating value. Higher than None of these Same as Lower than Higher than None of these Same as Lower than ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Spontaneous combustion of coal on storage results due to Storage in large heaps with small surface to volume ratio Inadequate ventilation All of these Low temperature oxidation Storage in large heaps with small surface to volume ratio Inadequate ventilation All of these Low temperature oxidation ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion High rate of heating of coke ovens Increases the time of carbonisation May damage its walls due to abrupt excessive swelling of coal Produces larger size coke None of these Increases the time of carbonisation May damage its walls due to abrupt excessive swelling of coal Produces larger size coke None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The cuprous chloride used in orsat apparatus can absorb Both CO and CO₂ Both CO and O₂ All of these Only CO Both CO and CO₂ Both CO and O₂ All of these Only CO ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The calorific value is the highest out of the following for Water gas Producer gas Blast furnace gas Coke oven gas Water gas Producer gas Blast furnace gas Coke oven gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Optimum preheating temperature for pitch creosote mixture (PCM) which is also termed as C.T.F-200, before atomisation through burners is 200 °C 200 °R 200 °F 200 °K 200 °C 200 °R 200 °F 200 °K ANSWER DOWNLOAD EXAMIANS APP
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