Fuels and Combustion By-products are __________ recovered in 'Beehive ovens'. Fully Partially Not at all Negligibly Fully Partially Not at all Negligibly ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Blast furnace gas compared to coke oven gas has Lower theoretical flame temperature Lower ignition temperature Narrower limit of inflammability Higher calorific value Lower theoretical flame temperature Lower ignition temperature Narrower limit of inflammability Higher calorific value ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Stack heat losses can be minimised by Oxygen enrichment of combustion air Controlling the excess air Using low c.v. fuels Maintaining proper draft in the furnace Oxygen enrichment of combustion air Controlling the excess air Using low c.v. fuels Maintaining proper draft in the furnace ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Kopper-Totzek coal gasifier (installed in a coal based nitrogeneous fertiliser plant) employs a/an __________ bed gasifier. Fluidised Moving Fixed Entrained Fluidised Moving Fixed Entrained ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Presence of phosphorous in metallurgical coal Reduces its calorific value Increases its caking power Is not undersirable Badly affects the quality of steel Reduces its calorific value Increases its caking power Is not undersirable Badly affects the quality of steel ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Ash content in the middling coal (a byproduct of coal washeries) in India ranges between __________ percent. 75 35 to 45 55 to 75 15 to 25 75 35 to 45 55 to 75 15 to 25 ANSWER DOWNLOAD EXAMIANS APP
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