Fuels and Combustion Grindability index of a coal is 100. It implies that the Coal can't be pulverised Power consumption in grinding the coal will be very high Coal can be pulverised with great difficulty Coal can be easily pulverised Coal can't be pulverised Power consumption in grinding the coal will be very high Coal can be pulverised with great difficulty Coal can be easily pulverised ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion With increase in C/H ratio of a fuel, the amount of CO₂ formed on its complete combustion Either A or B, depends on other factors Remains same Decreases Increases Either A or B, depends on other factors Remains same Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Artificial draught produced by a fan can be controlled by the Speed of the fan Damper Variation in the pitch of the fan blades All of these Speed of the fan Damper Variation in the pitch of the fan blades All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is the most important deterrents to an extended use of pulverised coal in boiler firing? Erosion of induced draft fan blades High power consumption in its transportation Ash disposal problem Excessive fly-ash discharge from the stack Erosion of induced draft fan blades High power consumption in its transportation Ash disposal problem Excessive fly-ash discharge from the stack ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is not endothermic? Reforming Partial oxidation Gasification Cracking Reforming Partial oxidation Gasification Cracking ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of coal middling generated in coal washeries during washing of coal may be around __________ Kcal/kg. 1000 6000 8000 4000 1000 6000 8000 4000 ANSWER DOWNLOAD EXAMIANS APP
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