Fuels and Combustion Low temperature oxidation of coal is accelerated by the Storage in compressed piles Absence of porous or friable particles All of these Storage in large heaps Storage in compressed piles Absence of porous or friable particles All of these Storage in large heaps ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Mineral matter content (M) and ash content (A) in coal are approximately related as M = 2A M = 1.1A M = A M = 1.5A M = 2A M = 1.1A M = A M = 1.5A ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of coal middling generated in coal washeries during washing of coal may be around __________ Kcal/kg. 1000 8000 4000 6000 1000 8000 4000 6000 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following has the highest flame velocity? C₂H₆ H₂ CH₄ CO C₂H₆ H₂ CH₄ CO ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Cannel coal Has a high volatile matter content and burns with a luminous smoky flame Is a non-banded coal which can be ignited easily with a match stick or candle flame, hence is so named Is non-coking All of these Has a high volatile matter content and burns with a luminous smoky flame Is a non-banded coal which can be ignited easily with a match stick or candle flame, hence is so named Is non-coking All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coal is heated in absence of air for 7 minutes at a temperature of about __________ °C, during its volatile matter determination for proximate analysis. 950 550 750 1150 950 550 750 1150 ANSWER DOWNLOAD EXAMIANS APP
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