Fuels and Combustion Calorific value of coke even gas produced by low temperature carbonisation of coal is about __________ Kcal/Nm³. 6500 4000 2500 10000 6500 4000 2500 10000 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion High sulphur (4-6%) coal in India are found in Madhya Pradesh Bengal Andhra Pradesh Assam Madhya Pradesh Bengal Andhra Pradesh Assam ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The main drawback of supplying more excess air in the combustion of fuel is the High exit flue gas temperature from the furnace Excessive power requirement of air blower Intermittant and uncontrolled combustion of the fuel Enhanced sensible heat loss in the flue gas High exit flue gas temperature from the furnace Excessive power requirement of air blower Intermittant and uncontrolled combustion of the fuel Enhanced sensible heat loss in the flue gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is a measure of the agglutinating (i.e., binding) property of coal? Caking index Swelling index Gray-king index Thickness of plastic layer Caking index Swelling index Gray-king index Thickness of plastic layer ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion In high temperature carbonisation (as compared to low temperature carbonisation) of coal Tar yield is less but free carbon in tar is more Coke oven gas yield is more Calorific value of coke oven gas is less All of these Tar yield is less but free carbon in tar is more Coke oven gas yield is more Calorific value of coke oven gas is less All of these 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 ? Hydrocyclones Multicyclones Wet scrubber Bag filter Hydrocyclones Multicyclones Wet scrubber Bag filter ANSWER DOWNLOAD EXAMIANS APP
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