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 Calorific value of of blast furnace gas is around __________ KCal/Nm³. 1800 4200 6500 850 1800 4200 6500 850 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion During its calorific value determination by bomb calorimeter, coal is combusted by Oxygen enriched air None of these Oxygen Air Oxygen enriched air None of these Oxygen Air ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following coke has the least percentage of ash? Petroleum coke Beehive coke Metallurgical coke Foundary coke Petroleum coke Beehive coke Metallurgical coke Foundary coke ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion High excess air in combustion of fuels results in Incomplete combustion None of these Smoky flame Increased fuel consumption Incomplete combustion None of these Smoky flame Increased fuel consumption ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion C.V. (kcal/Nm³) of gaseous fuels __________ with increase in molecular weight. Increases Decreases Remains constant May increase or decrease, depends on combustibles Increases Decreases Remains constant May increase or decrease, depends on combustibles ANSWER DOWNLOAD EXAMIANS APP
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