Fuels and Combustion Coalification means the Direct hydrogenation of coal Process of conversion of lignite into anthracite Underground gasification of coal Complete combustion of coal Direct hydrogenation of coal Process of conversion of lignite into anthracite Underground gasification of coal Complete combustion of coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion In Orsat's apparatus, ammoniacal cuprous chloride is used for selectivity absorbing O₂ CO H₂O CO₂ O₂ CO H₂O CO₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Dust content in raw blast furnace gas is about __________ gm/Nm³ , hence it is cleaned to the dust level of about < 10 mg /Nm³ before use. 70-100 43832 15-30 150-200 70-100 43832 15-30 150-200 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion __________ prohibits the use of alcohols directly in petrol engines. High cost & availability Low flash point Low octane number Low calorific value High cost & availability Low flash point Low octane number Low calorific value ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Washing of coal Reduces its sulphur and ash content All of these Improves its coking properties Controls its ash fusibility and increases its calorific value Reduces its sulphur and ash content All of these Improves its coking properties Controls its ash fusibility and increases its calorific value 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 None of these Decreases the hardness of coke Causes brittleness in steel Decreases the abrasion resistance of coke None of these Decreases the hardness of coke ANSWER DOWNLOAD EXAMIANS APP
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