Fuels and Combustion Grindability index of a coal is 100. It implies that the Coal can be pulverised with great difficulty Power consumption in grinding the coal will be very high Coal can be easily pulverised Coal can't be pulverised Coal can be pulverised with great difficulty Power consumption in grinding the coal will be very high Coal can be easily pulverised Coal can't be pulverised ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion __________ process is meant for direct hydrogenation of coal to produce liquid fuel. Fischer-Tropsch Bergius None of these Lurgi Fischer-Tropsch Bergius None of these Lurgi ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Higher percentage of ash in coal meant for the production of metallurgical grade coke Causes brittleness in steel Decreases the abrasion resistance of coke Decreases the hardness of coke None of these Causes brittleness in steel Decreases the abrasion resistance of coke Decreases the hardness of coke None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Fossil fuels mean Liquid fuels Solid fuels Those fuels which are found in the crust of earth Premature fuels with low calorific value Liquid fuels Solid fuels Those fuels which are found in the crust of earth Premature fuels with low calorific value ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Sulphur in metallurgical coal Neither A nor B Both A and B Affects the quality of steel produced as cracks develop on the surface while rolling the steel Contributes to its heating value Neither A nor B Both A and B Affects the quality of steel produced as cracks develop on the surface while rolling the steel Contributes to its heating value ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Out of the following fuels, the difference between gross and net calorific value will be minimum in case of Natural gas Coke oven gas Blast furnace gas Water gas Natural gas Coke oven gas Blast furnace gas Water gas ANSWER DOWNLOAD EXAMIANS APP
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