Fuels and Combustion Light oil whose major component is benzol, is obtained by the distillation of crude tar in the temperature range of __________ °C. 80-170 250-270 280-300 200-300 80-170 250-270 280-300 200-300 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following fuel gases will require maximum amount of air for combustion of 1 Nm³ gas ? Producer gas Blast furnace gas Water gas Natural gas Producer gas Blast furnace gas Water gas Natural gas 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. 105 145 85 70 105 145 85 70 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion During its calorific value determination by bomb calorimeter, coal is combusted by None of these Air Oxygen Oxygen enriched air None of these Air Oxygen Oxygen enriched air ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion With increase in the oxygen content of the coal, its __________ decreases. Caking power Neither A nor B Both A & B Calorific value Caking power Neither A nor B Both A & B Calorific value ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Size of blast furnace grade coke is __________ mm. 25-80 15-25 >100 0-15 25-80 15-25 >100 0-15 ANSWER DOWNLOAD EXAMIANS APP