Fuels and Combustion Spontaneous combustion of coal on storage results due to Storage in large heaps with small surface to volume ratio Low temperature oxidation All of these Inadequate ventilation Storage in large heaps with small surface to volume ratio Low temperature oxidation All of these Inadequate ventilation ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is a measure of the agglutinating (i.e., binding) property of coal? Gray-king index Swelling index Caking index Thickness of plastic layer Gray-king index Swelling index Caking index Thickness of plastic layer ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Bomb calorimeter is used to determine the (where, GCV - Gross Calorific Value. NCV - Net Calorific Value.) NCV at constant pressure NCV at constant volume GCV at constant pressure GCV at constant volume NCV at constant pressure NCV at constant volume GCV at constant pressure GCV at constant volume ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Caking index of the coal blend used for the manufacture of metallurgical coke should be around 21 5 40 48 21 5 40 48 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The shift conversion reaction taking place during water gas manufacture is given by C + 2H₂O ⟷ CO₂ + 2H₂ None of these C + H₂O ⟷ CO + H₂ CO + H₂O ⟷ CO₂ + H₂ C + 2H₂O ⟷ CO₂ + 2H₂ None of these C + H₂O ⟷ CO + H₂ CO + H₂O ⟷ CO₂ + H₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coking time in a commercial high temperature coal carbonisation plant is about __________ hours. 28 18 36 6 28 18 36 6 ANSWER DOWNLOAD EXAMIANS APP
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