Fuels and Combustion Volatile matter content of metallurgical coke may be around __________ percent. 10-15 22-26 30-33 1-2 10-15 22-26 30-33 1-2 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Mineral matter, 'M' and ash percentage 'A' in coal are roughly related as M = 1.8 A M = 0.5 A M = 1.1 A M = A M = 1.8 A M = 0.5 A M = 1.1 A M = A ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Gross and net calorific value of a fuel will be the same Ifits carbon content is very low Under no circumstances If its hydrogen/hydrogen compound content is zero If its ash content is zero Ifits carbon content is very low Under no circumstances If its hydrogen/hydrogen compound content is zero If its ash content is zero ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Rate of low temperature oxidation of coal due to bad storage conditions Is more for low volatile coal compared to high volatile coal Does not vary with increase in surface area Decreases with increase in surface area Is accelerated by storage in large heaps with small surface to volume ratio Is more for low volatile coal compared to high volatile coal Does not vary with increase in surface area Decreases with increase in surface area Is accelerated by storage in large heaps with small surface to volume ratio ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Size of blast furnace grade coke is __________ mm. >100 15-25 0-15 25-80 >100 15-25 0-15 25-80 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of pitch creosote mixture (PCM) i.e., C.T.F.-200 is about Same as that of coal middling 25000 kcal/kg 8800 kcal/m³ 8800 kcal/kg Same as that of coal middling 25000 kcal/kg 8800 kcal/m³ 8800 kcal/kg ANSWER DOWNLOAD EXAMIANS APP
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