Fuels and Combustion High ash containing coke Is desirable in producer gas manufacture None of these Produces more slag when used in the blast furnace Has poor strength and abrasion resistance Is desirable in producer gas manufacture None of these Produces more slag when used in the blast furnace Has poor strength and abrasion resistance ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Washing of coal decreases its Caking index Mineral matter content Ash content Both B and C Caking index Mineral matter content Ash content Both B and C ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Caking index of coal blend used for blast furnace coke making is about 8 12 22 36 8 12 22 36 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coke oven gas produced by high temperature carbonisation of coal (as compared to that produced by low temperature carbonisation), has Both A & B Lower hydrogen content Higher calorific value Neither A nor B Both A & B Lower hydrogen content Higher calorific value Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Grindability index of a coal is 100. It implies that the Coal can't be pulverised Coal can be easily pulverised Power consumption in grinding the coal will be very high Coal can be pulverised with great difficulty Coal can't be pulverised Coal can be easily pulverised Power consumption in grinding the coal will be very high Coal can be pulverised with great difficulty ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of gobar gas (containing CH₄ = 60% , H₂ = 10% ; CO₂ = 30%) may be about __________ Kcal/Nm³. 3200 5400 1800 10200 3200 5400 1800 10200 ANSWER DOWNLOAD EXAMIANS APP
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