Fuels and Combustion Grindability index of a coal is 100. It implies that the Coal can be easily pulverised Coal can't be pulverised Coal can be pulverised with great difficulty Power consumption in grinding the coal will be very high Coal can be easily pulverised Coal can't be pulverised Coal can be pulverised with great difficulty Power consumption in grinding the coal will be very high ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following will be unsuitable for dust cleaning from flue gas at 400°C from a pulverised coal fired boiler ? Multicyclones Wet scrubber Bag filter Hydrocyclones Multicyclones Wet scrubber Bag filter Hydrocyclones ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Ignition temperature of a fuel in air is __________ that in pure oxygen. More than Less than Either more or less; depends on the type of fuel Equal to More than Less than Either more or less; depends on the type of fuel Equal to ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Out of the following, which is the most important parameter for the blast furnace grade coke? Ash content CSR & CRI Volatile matter content Moisture content Ash content CSR & CRI Volatile matter content Moisture content ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion High temperature in gasification of coal favours Both B and C Low production of CO₂ High production of CO High production of CO₂ Both B and C Low production of CO₂ High production of CO High production of CO₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Width of the coke oven towards coke side is slightly more than that on pusher side to Facilitate easy discharging of coke as it swells during carbonisation Facilitate uniform heating of the oven Increase the output of the coke None of these Facilitate easy discharging of coke as it swells during carbonisation Facilitate uniform heating of the oven Increase the output of the coke None of these ANSWER DOWNLOAD EXAMIANS APP
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