Fuels and Combustion The bright glow of a combustion process is the characteristic of __________ temperature oxidation of coal. Fast & high Fast & slow Slow & low Slow & high Fast & high Fast & slow Slow & low Slow & high ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following accentuates clinker-ing trouble on furnace grate burning coal? Low forced draught and fuel bed temperature Low reactivity of carbonised residue containing high proportions of iron & sulphur Thick fire bed and preheated primary air All of these Low forced draught and fuel bed temperature Low reactivity of carbonised residue containing high proportions of iron & sulphur Thick fire bed and preheated primary air All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Height of coke oven is limited (say maximum upto 7 metres) mainly by the Problem in door cleaning Structural strength of silica bricks Problem of uniform heating along its height Buckling of ram of pusher car at the time of coke pushing Problem in door cleaning Structural strength of silica bricks Problem of uniform heating along its height Buckling of ram of pusher car at the time of coke pushing ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following has the highest calorific value (kcal/Nm³) ? Gobar gas Carburetted water gas Natural gas LPG Gobar gas Carburetted water gas Natural gas LPG ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Fusion point of coal ash increases with increase in its __________ content. Iron silicate Iron sulphate All of these Lime and magnesia Iron silicate Iron sulphate All of these Lime and magnesia ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Benzol is used For producing benzene, tolune & xylene by its distillation Neither A nor B Both A & B As a motor fuel blend For producing benzene, tolune & xylene by its distillation Neither A nor B Both A & B As a motor fuel blend ANSWER DOWNLOAD EXAMIANS APP
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