Fuels and Combustion Calorific value of of blast furnace gas is around __________ KCal/Nm³. 1800 850 6500 4200 1800 850 6500 4200 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coke having higher porosity has Higher reactivity All of these Lower strength Lower bulk density Higher reactivity All of these Lower strength Lower bulk density ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Optimum preheating temperature for pitch creosote mixture (PCM) which is also termed as C.T.F-200, before atomisation through burners is 200 °R 200 °K 200 °C 200 °F 200 °R 200 °K 200 °C 200 °F ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A particular coal is said to be free burning when it None of these Gives smokeless burning Burns completely Shows little or no fusing action None of these Gives smokeless burning Burns completely Shows little or no fusing action 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. 105 85 145 70 105 85 145 70 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Spontaneous combustion of coal on storage results due to Low temperature oxidation Storage in large heaps with small surface to volume ratio Inadequate ventilation All of these Low temperature oxidation Storage in large heaps with small surface to volume ratio Inadequate ventilation All of these ANSWER DOWNLOAD EXAMIANS APP
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