Fuels and Combustion Safe condition for storage of high V.M. bituminous coal is that Height of the coal heap should be < 3 metres Maximum 200 tons should be stored in a heap Neither A nor B Both A and B Height of the coal heap should be < 3 metres Maximum 200 tons should be stored in a heap Neither A nor B Both A and B ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The bright glow of a combustion process is the characteristic of __________ temperature oxidation of coal. Fast & high Fast & slow Slow & high Slow & low Fast & high Fast & slow Slow & high Slow & low ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Out of the following fuels, the difference between gross and net calorific value will be minimum in case of Coke oven gas Water gas Natural gas Blast furnace gas Coke oven gas Water gas Natural gas Blast furnace gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The heat of combustion of a fuel Is always positive Can't be known without calculating it Is equal to the heat of formation Is always negative Is always positive Can't be known without calculating it Is equal to the heat of formation Is always negative ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following accentuates clinker-ing trouble on furnace grate burning coal? Thick fire bed and preheated primary air Low forced draught and fuel bed temperature Low reactivity of carbonised residue containing high proportions of iron & sulphur All of these Thick fire bed and preheated primary air Low forced draught and fuel bed temperature Low reactivity of carbonised residue containing high proportions of iron & sulphur All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The lowest temperature, at which a solid fuel produces enough vapors to support continuous combustion, is called Burning temperature Fire point Kindling temperature Smoke point Burning temperature Fire point Kindling temperature Smoke point ANSWER DOWNLOAD EXAMIANS APP
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