Fuels and Combustion Emission of dense white smoke out of the chimney of a thermal power plant is an indication of the use of Pulverised coal in boilers Correct amount of air for combustion Less air for combustion Too much air for combustion Pulverised coal in boilers Correct amount of air for combustion Less air for combustion Too much air for combustion ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which is the most matured coal? Bituminous Lignite Anthracite Semi-anthracite Bituminous Lignite Anthracite Semi-anthracite ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is not a by-product recovered in a high temperature coal carbonisation plant? Napthalene Pitch-cresosote mixture (PCM) Benzol Ethylene Napthalene Pitch-cresosote mixture (PCM) Benzol Ethylene ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Height of coke oven is limited (say maximum upto 7 metres) mainly by the Buckling of ram of pusher car at the time of coke pushing Problem in door cleaning Problem of uniform heating along its height Structural strength of silica bricks Buckling of ram of pusher car at the time of coke pushing Problem in door cleaning Problem of uniform heating along its height Structural strength of silica bricks ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A particular coal is said to be free burning when it Shows little or no fusing action Burns completely Gives smokeless burning None of these Shows little or no fusing action Burns completely Gives smokeless burning None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following fuel gases is heavier than air? Blast furnace gas Water gas Coke oven gas Natural gas Blast furnace gas Water gas Coke oven gas Natural gas ANSWER DOWNLOAD EXAMIANS APP
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