Fuels and Combustion Calorific value of pitch creosote mixture (PCM) i.e., C.T.F.-200 is about 8800 kcal/kg 25000 kcal/kg Same as that of coal middling 8800 kcal/m³ 8800 kcal/kg 25000 kcal/kg Same as that of coal middling 8800 kcal/m³ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Presence of phosphorous in metallurgical coal Badly affects the quality of steel Is not undersirable Reduces its calorific value Increases its caking power Badly affects the quality of steel Is not undersirable Reduces its calorific value Increases its caking power ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Mott and Wheeler test is conducted on coke to find its Reactivity with O₂ Abradability Phosphorus content Volatile matter content Reactivity with O₂ Abradability Phosphorus content Volatile matter content ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion High excess air in combustion of fuels results in None of these Incomplete combustion Smoky flame Increased fuel consumption None of these Incomplete combustion Smoky flame Increased fuel consumption ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The reaction, C + CO₂ ⟷ 2CO, taking place during coal gasification is called the __________ reaction. n. Shift conversion Neumann reversal Reduction Boudouard Shift conversion Neumann reversal Reduction Boudouard ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Oxygen content in a flue gas was found to be 4%. It implies that excess air used for combustion was around __________ percent. 4 96 40 20 4 96 40 20 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS