Fuels and Combustion Coke ovens in steel plant are heated by Electricity Coke oven gas Mixed gas Both B & C Electricity Coke oven gas Mixed gas Both B & C ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Softening temperature of coal ash is a measure of the __________ of coal. Size stability Clinkering tendency Coking tendency Caking tendency Size stability Clinkering tendency Coking tendency Caking tendency ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Bomb calorimeter can be used to determine the __________ of the coal. Calorific value Neither A nor B Sulphur content Both A & B Calorific value Neither A nor B Sulphur content Both A & B ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is not a by-product fuel? Petrol Blast furnace gas Pitch Refinery gas Petrol Blast furnace gas Pitch Refinery gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is the most important deterrents to an extended use of pulverised coal in boiler firing? Excessive fly-ash discharge from the stack Erosion of induced draft fan blades High power consumption in its transportation Ash disposal problem Excessive fly-ash discharge from the stack Erosion of induced draft fan blades High power consumption in its transportation Ash disposal problem ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Higher percentage of ash in coal meant for the production of metallurgical grade coke None of these Decreases the abrasion resistance of coke Decreases the hardness of coke Causes brittleness in steel None of these Decreases the abrasion resistance of coke Decreases the hardness of coke Causes brittleness in steel ANSWER DOWNLOAD EXAMIANS APP
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