Fuels and Combustion Low temperature oxidation of coal is accelerated by the 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 Storage in compressed piles ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A good metallurgical coke should have very low Hardness & strength Porosity Sulphur & phosphorous content Fusion point of its ash Hardness & strength Porosity Sulphur & phosphorous content Fusion point of its ash ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Caking index of coal blend used for blast furnace coke making is about 22 8 36 12 22 8 36 12 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Rate of low temperature oxidation of coal due to bad storage conditions Is accelerated by storage in large heaps with small surface to volume ratio Is more for low volatile coal compared to high volatile coal Decreases with increase in surface area Does not vary 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 Decreases with increase in surface area Does not vary with increase in surface area ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A fuel containing carbon and carbon monoxide (but containing no hydrogen or its compounds) is burnt in pure oxygen at constant pressure. Its gross calorific value as compared to net calorific value will be Same Data insufficient; can't be predicted Less More Same Data insufficient; can't be predicted Less More ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Blast furnace gas constitutes mainly of N₂ & CH₄ N₂ & CO CH₄ & CO₂ N₂ & H₂ N₂ & CH₄ N₂ & CO CH₄ & CO₂ N₂ & H₂ ANSWER DOWNLOAD EXAMIANS APP