Fuels and Combustion Calorific value of pitch creosote mixture (PCM) i.e., C.T.F.-200 is about 25000 kcal/kg 8800 kcal/kg Same as that of coal middling 8800 kcal/m³ 25000 kcal/kg 8800 kcal/kg Same as that of coal middling 8800 kcal/m³ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Soft coke is not A domestic fuel None of these Used in blast furnaces Produced by low temperature carbonisation of coal A domestic fuel None of these Used in blast furnaces Produced by low temperature carbonisation of coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Light oil whose major component is benzol, is obtained by the distillation of crude tar in the temperature range of __________ °C. 80-170 280-300 250-270 200-300 80-170 280-300 250-270 200-300 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The hottest part of the flame lies in its____zone. Luminous Non-luminous Unburnt gases Yellow Luminous Non-luminous Unburnt gases Yellow ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion As the C/H ratio of the fuel increases, the amount of CO₂ formed on combustion __________ for the same percentage of excess air. May increase or decrease depending on the type of fuel Increases Decreases Remains same May increase or decrease depending on the type of fuel Increases Decreases Remains same ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion During its calorific value determination by bomb calorimeter, coal is combusted by Air None of these Oxygen Oxygen enriched air Air None of these Oxygen Oxygen enriched air ANSWER DOWNLOAD EXAMIANS APP