Fuels and Combustion A coal that softens and fuses on heating is Non-caking Carbonised Classified Caking Non-caking Carbonised Classified Caking ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Increase in ash content of blast furnace coke Does not affect its consumption in the furnace Reduces its consumption in the furnace Increases its consumption in the furnace Decreases its hardness and abrasion resistance Does not affect its consumption in the furnace Reduces its consumption in the furnace Increases its consumption in the furnace Decreases its hardness and abrasion resistance ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A good metallurgical coke Should be brittle Should have low fusion point of its ash Should have high porosity Must contain moderate quantities of ash, moisture, sulphur and volatile matters Should be brittle Should have low fusion point of its ash Should have high porosity Must contain moderate quantities of ash, moisture, sulphur and volatile matters ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Incomplete combustion of a fuel is characterised by the high __________ in the flue gas. Smoke Temperature Oxygen Carbon monoxide Smoke Temperature Oxygen Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Flue gas obtained on complete combustion of pure acetylene (a hydrocarbon fuel) will contain Both B & C CO₂ H₂O CO Both B & C CO₂ H₂O CO ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Removal of hydrogen from coke oven gas Is not possible on commerical scale Increases its calorific value Does not alter its calorific value Decreases its calorific value Is not possible on commerical scale Increases its calorific value Does not alter its calorific value Decreases its calorific value ANSWER DOWNLOAD EXAMIANS APP
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