Fuels and Combustion Calorific value of a typical dry anthracite coal may be around __________ Kcal/kg. 15000 8000 4000 1000 15000 8000 4000 1000 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion During its calorific value determination by bomb calorimeter, coal is combusted by Oxygen Air Oxygen enriched air None of these Oxygen Air Oxygen enriched air None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Gobar gas is produced by the __________ of 'gobar' (cow dung). Dehydration Oxidation Fermentation Hydrolysis Dehydration Oxidation Fermentation Hydrolysis ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Eschka mixture, which is used for the determination of sulphur in coal, is a mixture of MgCO₃ & NaCl MgSO₄ & BaCl₂ BaSO₄ & NaCl MgO & Na₂CO₃ MgCO₃ & NaCl MgSO₄ & BaCl₂ BaSO₄ & NaCl MgO & Na₂CO₃ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coal is heated in presence of air to a temperature of about __________ °C, while determining its ash content for proximate analysis. 950 1100 500 750 950 1100 500 750 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Correct viscosity of furnace oil at the burner tip for proper atomisation is about 25 centistokes. To reduce the viscosity of high viscosity furnace oil (250 centistokes) to the correct atomisation viscosity (i.e. 25 cst), it should be preheated to about____°C. 145 70 85 105 145 70 85 105 ANSWER DOWNLOAD EXAMIANS APP
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